Question: What is 671 + 985?
Let's think step by step.
- Add ones: 1 + 5 = 6
- Add tens: 70 + 80 = 150
- Add hundreds: 600 + 900 = 1500
- Sum: 6 + 150 = 156
- Sum: 156 + 1500 = 1656
Answer: 1656


Question: What is 96 * 45?
Let's think step by step.
- 45 = 40 + 5
- 96 * 5 = (90 + 6) * 5 = 450 + 30 = 480
- 96 * 4 = (90 + 6) * 4 = 360 + 24 = 384, so 96 * 40 = 3840
- Sum: 480 + 3840 = 4320
Answer: 4320


Question: What is 639 * 5?
Let's think step by step.
- 639 * 5 = (600 + 30 + 9) * 5 = 3000 + 150 + 45 = 3195
Answer: 3195


Question: What is 53 * 68?
Let's think step by step.
- 68 = 60 + 8
- 53 * 8 = (50 + 3) * 8 = 400 + 24 = 424
- 53 * 6 = (50 + 3) * 6 = 300 + 18 = 318, so 53 * 60 = 3180
- Sum: 424 + 3180 = 3604
Answer: 3604


Question: What is 34 * 31?
Let's think step by step.
- 31 = 30 + 1
- 34 * 1 = (30 + 4) * 1 = 30 + 4 = 34
- 34 * 3 = (30 + 4) * 3 = 90 + 12 = 102, so 34 * 30 = 1020
- Sum: 34 + 1020 = 1054
Answer: 1054


Question: What is 630 * 66?
Let's think step by step.
- 66 = 60 + 6
- 630 * 6 = (600 + 30) * 6 = 3600 + 180 = 3780
- 630 * 6 = (600 + 30) * 6 = 3600 + 180 = 3780, so 630 * 60 = 37800
- Sum: 3780 + 37800 = 41580
Answer: 41580


Question: What is 30 + 50?
Let's think step by step.
- Add ones: 0 + 0 = 0
- Add tens: 30 + 50 = 80
- Sum: 0 + 80 = 80
Answer: 80


Question: What is 273 + 833?
Let's think step by step.
- Add ones: 3 + 3 = 6
- Add tens: 70 + 30 = 100
- Add hundreds: 200 + 800 = 1000
- Sum: 6 + 100 = 106
- Sum: 106 + 1000 = 1106
Answer: 1106


Question: What is 96 * 7?
Let's think step by step.
- 96 * 7 = (90 + 6) * 7 = 630 + 42 = 672
Answer: 672


Question: What is 27 * 69?
Let's think step by step.
- 69 = 60 + 9
- 27 * 9 = (20 + 7) * 9 = 180 + 63 = 243
- 27 * 6 = (20 + 7) * 6 = 120 + 42 = 162, so 27 * 60 = 1620
- Sum: 243 + 1620 = 1863
Answer: 1863


Question: What is 11 + 68?
Let's think step by step.
- Add ones: 1 + 8 = 9
- Add tens: 10 + 60 = 70
- Sum: 9 + 70 = 79
Answer: 79


Question: What is 95 * 66?
Let's think step by step.
- 66 = 60 + 6
- 95 * 6 = (90 + 5) * 6 = 540 + 30 = 570
- 95 * 6 = (90 + 5) * 6 = 540 + 30 = 570, so 95 * 60 = 5700
- Sum: 570 + 5700 = 6270
Answer: 6270


Question: What is 512 * 836?
Let's think step by step.
- 836 = 800 + 30 + 6
- 512 * 6 = (500 + 10 + 2) * 6 = 3000 + 60 + 12 = 3072
- 512 * 3 = (500 + 10 + 2) * 3 = 1500 + 30 + 6 = 1536, so 512 * 30 = 15360
- 512 * 8 = (500 + 10 + 2) * 8 = 4000 + 80 + 16 = 4096, so 512 * 800 = 409600
- Sum: 3072 + 15360 = 18432
- Sum: 18432 + 409600 = 428032
Answer: 428032


Question: What is 26 + 51?
Let's think step by step.
- Add ones: 6 + 1 = 7
- Add tens: 20 + 50 = 70
- Sum: 7 + 70 = 77
Answer: 77


Question: What is 62 - 1?
Let's think step by step.
-   2 - 1 = 1, write 1.
-   6 - 0 = 6, write 6.
Answer: 61


Question: What is 17 + 54?
Let's think step by step.
- Add ones: 7 + 4 = 11
- Add tens: 10 + 50 = 60
- Sum: 11 + 60 = 71
Answer: 71


Question: What is 97 * 15?
Let's think step by step.
- 15 = 10 + 5
- 97 * 5 = (90 + 7) * 5 = 450 + 35 = 485
- 97 * 1 = (90 + 7) * 1 = 90 + 7 = 97, so 97 * 10 = 970
- Sum: 485 + 970 = 1455
Answer: 1455


Question: What is 59 * 7?
Let's think step by step.
- 59 * 7 = (50 + 9) * 7 = 350 + 63 = 413
Answer: 413


Question: What is 67 + 87?
Let's think step by step.
- Add ones: 7 + 7 = 14
- Add tens: 60 + 80 = 140
- Sum: 14 + 140 = 154
Answer: 154


Question: What is 15 + 25?
Let's think step by step.
- Add ones: 5 + 5 = 10
- Add tens: 10 + 20 = 30
- Sum: 10 + 30 = 40
Answer: 40


Question: What is 41 * 5?
Let's think step by step.
- 41 * 5 = (40 + 1) * 5 = 200 + 5 = 205
Answer: 205


Question: What is 61 * 11?
Let's think step by step.
- 11 = 10 + 1
- 61 * 1 = (60 + 1) * 1 = 60 + 1 = 61
- 61 * 1 = (60 + 1) * 1 = 60 + 1 = 61, so 61 * 10 = 610
- Sum: 61 + 610 = 671
Answer: 671


Question: What is 596 - 262?
Let's think step by step.
-   6 - 2 = 4, write 4.
-   9 - 6 = 3, write 3.
-   5 - 2 = 3, write 3.
Answer: 334


Question: What is 82 - 29?
Let's think step by step.
- 1st digit from right: 2 < 9, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 9 = 3, write 3.
-   7 - 2 = 5, write 5.
Answer: 53


Question: What is 51 + 58?
Let's think step by step.
- Add ones: 1 + 8 = 9
- Add tens: 50 + 50 = 100
- Sum: 9 + 100 = 109
Answer: 109


Question: What is 9498 - 8132?
Let's think step by step.
-   8 - 2 = 6, write 6.
-   9 - 3 = 6, write 6.
-   4 - 1 = 3, write 3.
-   9 - 8 = 1, write 1.
Answer: 1366


Question: What is 40 - 32?
Let's think step by step.
- 1st digit from right: 0 < 2, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 2 = 8, write 8.
-   3 - 3 = 0, write 0.
Answer: 8


Question: What is 97 + 39?
Let's think step by step.
- Add ones: 7 + 9 = 16
- Add tens: 90 + 30 = 120
- Sum: 16 + 120 = 136
Answer: 136


Question: What is 86 * 8?
Let's think step by step.
- 86 * 8 = (80 + 6) * 8 = 640 + 48 = 688
Answer: 688


Question: What is 389 * 39?
Let's think step by step.
- 39 = 30 + 9
- 389 * 9 = (300 + 80 + 9) * 9 = 2700 + 720 + 81 = 3501
- 389 * 3 = (300 + 80 + 9) * 3 = 900 + 240 + 27 = 1167, so 389 * 30 = 11670
- Sum: 3501 + 11670 = 15171
Answer: 15171


Question: What is 61 * 79?
Let's think step by step.
- 79 = 70 + 9
- 61 * 9 = (60 + 1) * 9 = 540 + 9 = 549
- 61 * 7 = (60 + 1) * 7 = 420 + 7 = 427, so 61 * 70 = 4270
- Sum: 549 + 4270 = 4819
Answer: 4819


Question: What is 336 + 315?
Let's think step by step.
- Add ones: 6 + 5 = 11
- Add tens: 30 + 10 = 40
- Add hundreds: 300 + 300 = 600
- Sum: 11 + 40 = 51
- Sum: 51 + 600 = 651
Answer: 651


Question: What is 59 * 68?
Let's think step by step.
- 68 = 60 + 8
- 59 * 8 = (50 + 9) * 8 = 400 + 72 = 472
- 59 * 6 = (50 + 9) * 6 = 300 + 54 = 354, so 59 * 60 = 3540
- Sum: 472 + 3540 = 4012
Answer: 4012


Question: What is 519 - 312?
Let's think step by step.
-   9 - 2 = 7, write 7.
-   1 - 1 = 0, write 0.
-   5 - 3 = 2, write 2.
Answer: 207


Question: What is 968 - 154?
Let's think step by step.
-   8 - 4 = 4, write 4.
-   6 - 5 = 1, write 1.
-   9 - 1 = 8, write 8.
Answer: 814


Question: What is 599 - 145?
Let's think step by step.
-   9 - 5 = 4, write 4.
-   9 - 4 = 5, write 5.
-   5 - 1 = 4, write 4.
Answer: 454


Question: What is 70 + 70?
Let's think step by step.
- Add ones: 0 + 0 = 0
- Add tens: 70 + 70 = 140
- Sum: 0 + 140 = 140
Answer: 140


Question: What is 37 + 63?
Let's think step by step.
- Add ones: 7 + 3 = 10
- Add tens: 30 + 60 = 90
- Sum: 10 + 90 = 100
Answer: 100


Question: What is 519 + 879?
Let's think step by step.
- Add ones: 9 + 9 = 18
- Add tens: 10 + 70 = 80
- Add hundreds: 500 + 800 = 1300
- Sum: 18 + 80 = 98
- Sum: 98 + 1300 = 1398
Answer: 1398


Question: What is 311 - 284?
Let's think step by step.
- 1st digit from right: 1 < 4, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 4 = 7, write 7.
- 2nd digit from right: 0 < 8, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 8 = 2, write 2.
-   2 - 2 = 0, write 0.
Answer: 27


Question: What is 11 + 10?
Let's think step by step.
- Add ones: 1 + 0 = 1
- Add tens: 10 + 10 = 20
- Sum: 1 + 20 = 21
Answer: 21


Question: What is 50 * 25?
Let's think step by step.
- 25 = 20 + 5
- 50 * 5 = 250
- 50 * 2 = 100, so 50 * 20 = 1000
- Sum: 250 + 1000 = 1250
Answer: 1250


Question: What is 828 * 40?
Let's think step by step.
- 40 = 40
- 828 * 4 = (800 + 20 + 8) * 4 = 3200 + 80 + 32 = 3312, so 828 * 40 = 33120
Answer: 33120


Question: What is 19 * 3?
Let's think step by step.
- 19 * 3 = (10 + 9) * 3 = 30 + 27 = 57
Answer: 57


Question: What is 441 * 67?
Let's think step by step.
- 67 = 60 + 7
- 441 * 7 = (400 + 40 + 1) * 7 = 2800 + 280 + 7 = 3087
- 441 * 6 = (400 + 40 + 1) * 6 = 2400 + 240 + 6 = 2646, so 441 * 60 = 26460
- Sum: 3087 + 26460 = 29547
Answer: 29547


Question: What is 92 + 68?
Let's think step by step.
- Add ones: 2 + 8 = 10
- Add tens: 90 + 60 = 150
- Sum: 10 + 150 = 160
Answer: 160


Question: What is 91 * 17?
Let's think step by step.
- 17 = 10 + 7
- 91 * 7 = (90 + 1) * 7 = 630 + 7 = 637
- 91 * 1 = (90 + 1) * 1 = 90 + 1 = 91, so 91 * 10 = 910
- Sum: 637 + 910 = 1547
Answer: 1547


Question: What is 64 + 93?
Let's think step by step.
- Add ones: 4 + 3 = 7
- Add tens: 60 + 90 = 150
- Sum: 7 + 150 = 157
Answer: 157


Question: What is 626 * 22?
Let's think step by step.
- 22 = 20 + 2
- 626 * 2 = (600 + 20 + 6) * 2 = 1200 + 40 + 12 = 1252
- 626 * 2 = (600 + 20 + 6) * 2 = 1200 + 40 + 12 = 1252, so 626 * 20 = 12520
- Sum: 1252 + 12520 = 13772
Answer: 13772


Question: What is 54 * 59?
Let's think step by step.
- 59 = 50 + 9
- 54 * 9 = (50 + 4) * 9 = 450 + 36 = 486
- 54 * 5 = (50 + 4) * 5 = 250 + 20 = 270, so 54 * 50 = 2700
- Sum: 486 + 2700 = 3186
Answer: 3186


Question: What is 23 + 28?
Let's think step by step.
- Add ones: 3 + 8 = 11
- Add tens: 20 + 20 = 40
- Sum: 11 + 40 = 51
Answer: 51


Question: What is 92 - 86?
Let's think step by step.
- 1st digit from right: 2 < 6, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 6 = 6, write 6.
-   8 - 8 = 0, write 0.
Answer: 6


Question: What is 769 + 489?
Let's think step by step.
- Add ones: 9 + 9 = 18
- Add tens: 60 + 80 = 140
- Add hundreds: 700 + 400 = 1100
- Sum: 18 + 140 = 158
- Sum: 158 + 1100 = 1258
Answer: 1258


Question: What is 586 + 523?
Let's think step by step.
- Add ones: 6 + 3 = 9
- Add tens: 80 + 20 = 100
- Add hundreds: 500 + 500 = 1000
- Sum: 9 + 100 = 109
- Sum: 109 + 1000 = 1109
Answer: 1109


Question: What is 269 * 25?
Let's think step by step.
- 25 = 20 + 5
- 269 * 5 = (200 + 60 + 9) * 5 = 1000 + 300 + 45 = 1345
- 269 * 2 = (200 + 60 + 9) * 2 = 400 + 120 + 18 = 538, so 269 * 20 = 5380
- Sum: 1345 + 5380 = 6725
Answer: 6725


Question: What is 97 * 16?
Let's think step by step.
- 16 = 10 + 6
- 97 * 6 = (90 + 7) * 6 = 540 + 42 = 582
- 97 * 1 = (90 + 7) * 1 = 90 + 7 = 97, so 97 * 10 = 970
- Sum: 582 + 970 = 1552
Answer: 1552


Question: What is 39 + 85?
Let's think step by step.
- Add ones: 9 + 5 = 14
- Add tens: 30 + 80 = 110
- Sum: 14 + 110 = 124
Answer: 124


Question: What is 72 * 85?
Let's think step by step.
- 85 = 80 + 5
- 72 * 5 = (70 + 2) * 5 = 350 + 10 = 360
- 72 * 8 = (70 + 2) * 8 = 560 + 16 = 576, so 72 * 80 = 5760
- Sum: 360 + 5760 = 6120
Answer: 6120


Question: What is 63 * 69?
Let's think step by step.
- 69 = 60 + 9
- 63 * 9 = (60 + 3) * 9 = 540 + 27 = 567
- 63 * 6 = (60 + 3) * 6 = 360 + 18 = 378, so 63 * 60 = 3780
- Sum: 567 + 3780 = 4347
Answer: 4347


Question: What is 84 + 82?
Let's think step by step.
- Add ones: 4 + 2 = 6
- Add tens: 80 + 80 = 160
- Sum: 6 + 160 = 166
Answer: 166


Question: What is 384 * 4?
Let's think step by step.
- 384 * 4 = (300 + 80 + 4) * 4 = 1200 + 320 + 16 = 1536
Answer: 1536


Question: What is 37 - 16?
Let's think step by step.
-   7 - 6 = 1, write 1.
-   3 - 1 = 2, write 2.
Answer: 21


Question: What is 862 + 279?
Let's think step by step.
- Add ones: 2 + 9 = 11
- Add tens: 60 + 70 = 130
- Add hundreds: 800 + 200 = 1000
- Sum: 11 + 130 = 141
- Sum: 141 + 1000 = 1141
Answer: 1141


Question: What is 94 * 5?
Let's think step by step.
- 94 * 5 = (90 + 4) * 5 = 450 + 20 = 470
Answer: 470


Question: What is 928 + 711?
Let's think step by step.
- Add ones: 8 + 1 = 9
- Add tens: 20 + 10 = 30
- Add hundreds: 900 + 700 = 1600
- Sum: 9 + 30 = 39
- Sum: 39 + 1600 = 1639
Answer: 1639


Question: What is 61 + 19?
Let's think step by step.
- Add ones: 1 + 9 = 10
- Add tens: 60 + 10 = 70
- Sum: 10 + 70 = 80
Answer: 80


Question: What is 66 - 58?
Let's think step by step.
- 1st digit from right: 6 < 8, borrow 1 from the next digit: 6 + 10 = 16.
-   16 - 8 = 8, write 8.
-   5 - 5 = 0, write 0.
Answer: 8


Question: What is 63 * 87?
Let's think step by step.
- 87 = 80 + 7
- 63 * 7 = (60 + 3) * 7 = 420 + 21 = 441
- 63 * 8 = (60 + 3) * 8 = 480 + 24 = 504, so 63 * 80 = 5040
- Sum: 441 + 5040 = 5481
Answer: 5481


Question: What is 656 * 94?
Let's think step by step.
- 94 = 90 + 4
- 656 * 4 = (600 + 50 + 6) * 4 = 2400 + 200 + 24 = 2624
- 656 * 9 = (600 + 50 + 6) * 9 = 5400 + 450 + 54 = 5904, so 656 * 90 = 59040
- Sum: 2624 + 59040 = 61664
Answer: 61664


Question: What is 52 - 17?
Let's think step by step.
- 1st digit from right: 2 < 7, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 7 = 5, write 5.
-   4 - 1 = 3, write 3.
Answer: 35


Question: What is 93 * 67?
Let's think step by step.
- 67 = 60 + 7
- 93 * 7 = (90 + 3) * 7 = 630 + 21 = 651
- 93 * 6 = (90 + 3) * 6 = 540 + 18 = 558, so 93 * 60 = 5580
- Sum: 651 + 5580 = 6231
Answer: 6231


Question: What is 17 + 85?
Let's think step by step.
- Add ones: 7 + 5 = 12
- Add tens: 10 + 80 = 90
- Sum: 12 + 90 = 102
Answer: 102


Question: What is 73 * 43?
Let's think step by step.
- 43 = 40 + 3
- 73 * 3 = (70 + 3) * 3 = 210 + 9 = 219
- 73 * 4 = (70 + 3) * 4 = 280 + 12 = 292, so 73 * 40 = 2920
- Sum: 219 + 2920 = 3139
Answer: 3139


Question: What is 539 * 94?
Let's think step by step.
- 94 = 90 + 4
- 539 * 4 = (500 + 30 + 9) * 4 = 2000 + 120 + 36 = 2156
- 539 * 9 = (500 + 30 + 9) * 9 = 4500 + 270 + 81 = 4851, so 539 * 90 = 48510
- Sum: 2156 + 48510 = 50666
Answer: 50666


Question: What is 813 + 913?
Let's think step by step.
- Add ones: 3 + 3 = 6
- Add tens: 10 + 10 = 20
- Add hundreds: 800 + 900 = 1700
- Sum: 6 + 20 = 26
- Sum: 26 + 1700 = 1726
Answer: 1726


Question: What is 792 * 20?
Let's think step by step.
- 20 = 20
- 792 * 2 = (700 + 90 + 2) * 2 = 1400 + 180 + 4 = 1584, so 792 * 20 = 15840
Answer: 15840


Question: What is 345 * 16?
Let's think step by step.
- 16 = 10 + 6
- 345 * 6 = (300 + 40 + 5) * 6 = 1800 + 240 + 30 = 2070
- 345 * 1 = (300 + 40 + 5) * 1 = 300 + 40 + 5 = 345, so 345 * 10 = 3450
- Sum: 2070 + 3450 = 5520
Answer: 5520


Question: What is 552 * 5?
Let's think step by step.
- 552 * 5 = (500 + 50 + 2) * 5 = 2500 + 250 + 10 = 2760
Answer: 2760


Question: What is 25 - 15?
Let's think step by step.
-   5 - 5 = 0, write 0.
-   2 - 1 = 1, write 1.
Answer: 10


Question: What is 354 * 26?
Let's think step by step.
- 26 = 20 + 6
- 354 * 6 = (300 + 50 + 4) * 6 = 1800 + 300 + 24 = 2124
- 354 * 2 = (300 + 50 + 4) * 2 = 600 + 100 + 8 = 708, so 354 * 20 = 7080
- Sum: 2124 + 7080 = 9204
Answer: 9204


Question: What is 910 - 374?
Let's think step by step.
- 1st digit from right: 0 < 4, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 4 = 6, write 6.
- 2nd digit from right: 0 < 7, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 7 = 3, write 3.
-   8 - 3 = 5, write 5.
Answer: 536


Question: What is 15 * 95?
Let's think step by step.
- 95 = 90 + 5
- 15 * 5 = (10 + 5) * 5 = 50 + 25 = 75
- 15 * 9 = (10 + 5) * 9 = 90 + 45 = 135, so 15 * 90 = 1350
- Sum: 75 + 1350 = 1425
Answer: 1425


Question: What is 27 + 22?
Let's think step by step.
- Add ones: 7 + 2 = 9
- Add tens: 20 + 20 = 40
- Sum: 9 + 40 = 49
Answer: 49


Question: What is 95 * 68?
Let's think step by step.
- 68 = 60 + 8
- 95 * 8 = (90 + 5) * 8 = 720 + 40 = 760
- 95 * 6 = (90 + 5) * 6 = 540 + 30 = 570, so 95 * 60 = 5700
- Sum: 760 + 5700 = 6460
Answer: 6460


Question: What is 48 * 31?
Let's think step by step.
- 31 = 30 + 1
- 48 * 1 = (40 + 8) * 1 = 40 + 8 = 48
- 48 * 3 = (40 + 8) * 3 = 120 + 24 = 144, so 48 * 30 = 1440
- Sum: 48 + 1440 = 1488
Answer: 1488


Question: What is 872 - 291?
Let's think step by step.
-   2 - 1 = 1, write 1.
- 2nd digit from right: 7 < 9, borrow 1 from the next digit: 7 + 10 = 17.
-   17 - 9 = 8, write 8.
-   7 - 2 = 5, write 5.
Answer: 581


Question: What is 41 * 32?
Let's think step by step.
- 32 = 30 + 2
- 41 * 2 = (40 + 1) * 2 = 80 + 2 = 82
- 41 * 3 = (40 + 1) * 3 = 120 + 3 = 123, so 41 * 30 = 1230
- Sum: 82 + 1230 = 1312
Answer: 1312


Question: What is 588 * 7?
Let's think step by step.
- 588 * 7 = (500 + 80 + 8) * 7 = 3500 + 560 + 56 = 4116
Answer: 4116


Question: What is 11 * 83?
Let's think step by step.
- 83 = 80 + 3
- 11 * 3 = (10 + 1) * 3 = 30 + 3 = 33
- 11 * 8 = (10 + 1) * 8 = 80 + 8 = 88, so 11 * 80 = 880
- Sum: 33 + 880 = 913
Answer: 913


Question: What is 16 + 57?
Let's think step by step.
- Add ones: 6 + 7 = 13
- Add tens: 10 + 50 = 60
- Sum: 13 + 60 = 73
Answer: 73


Question: What is 421 + 882?
Let's think step by step.
- Add ones: 1 + 2 = 3
- Add tens: 20 + 80 = 100
- Add hundreds: 400 + 800 = 1200
- Sum: 3 + 100 = 103
- Sum: 103 + 1200 = 1303
Answer: 1303


Question: What is 73 - 47?
Let's think step by step.
- 1st digit from right: 3 < 7, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 7 = 6, write 6.
-   6 - 4 = 2, write 2.
Answer: 26


Question: What is 550 * 3?
Let's think step by step.
- 550 * 3 = (500 + 50) * 3 = 1500 + 150 = 1650
Answer: 1650


Question: What is 43 + 40?
Let's think step by step.
- Add ones: 3 + 0 = 3
- Add tens: 40 + 40 = 80
- Sum: 3 + 80 = 83
Answer: 83


Question: What is 64 - 32?
Let's think step by step.
-   4 - 2 = 2, write 2.
-   6 - 3 = 3, write 3.
Answer: 32


Question: What is 650 + 932?
Let's think step by step.
- Add ones: 0 + 2 = 2
- Add tens: 50 + 30 = 80
- Add hundreds: 600 + 900 = 1500
- Sum: 2 + 80 = 82
- Sum: 82 + 1500 = 1582
Answer: 1582


Question: What is 303 + 383?
Let's think step by step.
- Add ones: 3 + 3 = 6
- Add tens: 0 + 80 = 80
- Add hundreds: 300 + 300 = 600
- Sum: 6 + 80 = 86
- Sum: 86 + 600 = 686
Answer: 686


Question: What is 66 * 3?
Let's think step by step.
- 66 * 3 = (60 + 6) * 3 = 180 + 18 = 198
Answer: 198


Question: What is 39 + 64?
Let's think step by step.
- Add ones: 9 + 4 = 13
- Add tens: 30 + 60 = 90
- Sum: 13 + 90 = 103
Answer: 103


Question: What is 66 - 31?
Let's think step by step.
-   6 - 1 = 5, write 5.
-   6 - 3 = 3, write 3.
Answer: 35


Question: What is 148 * 61?
Let's think step by step.
- 61 = 60 + 1
- 148 * 1 = (100 + 40 + 8) * 1 = 100 + 40 + 8 = 148
- 148 * 6 = (100 + 40 + 8) * 6 = 600 + 240 + 48 = 888, so 148 * 60 = 8880
- Sum: 148 + 8880 = 9028
Answer: 9028


Question: What is 15 * 99?
Let's think step by step.
- 99 = 90 + 9
- 15 * 9 = (10 + 5) * 9 = 90 + 45 = 135
- 15 * 9 = (10 + 5) * 9 = 90 + 45 = 135, so 15 * 90 = 1350
- Sum: 135 + 1350 = 1485
Answer: 1485


Question: What is 853 * 4?
Let's think step by step.
- 853 * 4 = (800 + 50 + 3) * 4 = 3200 + 200 + 12 = 3412
Answer: 3412


Question: What is 19 * 4?
Let's think step by step.
- 19 * 4 = (10 + 9) * 4 = 40 + 36 = 76
Answer: 76


Question: What is 93 - 43?
Let's think step by step.
-   3 - 3 = 0, write 0.
-   9 - 4 = 5, write 5.
Answer: 50


Question: What is 91 - 79?
Let's think step by step.
- 1st digit from right: 1 < 9, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 9 = 2, write 2.
-   8 - 7 = 1, write 1.
Answer: 12


Question: What is 15 * 4?
Let's think step by step.
- 15 * 4 = (10 + 5) * 4 = 40 + 20 = 60
Answer: 60


Question: What is 369 + 663?
Let's think step by step.
- Add ones: 9 + 3 = 12
- Add tens: 60 + 60 = 120
- Add hundreds: 300 + 600 = 900
- Sum: 12 + 120 = 132
- Sum: 132 + 900 = 1032
Answer: 1032


Question: What is 959 - 622?
Let's think step by step.
-   9 - 2 = 7, write 7.
-   5 - 2 = 3, write 3.
-   9 - 6 = 3, write 3.
Answer: 337


Question: What is 990 - 429?
Let's think step by step.
- 1st digit from right: 0 < 9, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 9 = 1, write 1.
-   8 - 2 = 6, write 6.
-   9 - 4 = 5, write 5.
Answer: 561


Question: What is 340 * 320?
Let's think step by step.
- 320 = 300 + 20
- 340 * 2 = (300 + 40) * 2 = 600 + 80 = 680, so 340 * 20 = 6800
- 340 * 3 = (300 + 40) * 3 = 900 + 120 = 1020, so 340 * 300 = 102000
- Sum: 6800 + 102000 = 108800
Answer: 108800


Question: What is 335 + 714?
Let's think step by step.
- Add ones: 5 + 4 = 9
- Add tens: 30 + 10 = 40
- Add hundreds: 300 + 700 = 1000
- Sum: 9 + 40 = 49
- Sum: 49 + 1000 = 1049
Answer: 1049


Question: What is 811 - 338?
Let's think step by step.
- 1st digit from right: 1 < 8, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 8 = 3, write 3.
- 2nd digit from right: 0 < 3, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 3 = 7, write 7.
-   7 - 3 = 4, write 4.
Answer: 473


Question: What is 28 * 9?
Let's think step by step.
- 28 * 9 = (20 + 8) * 9 = 180 + 72 = 252
Answer: 252


Question: What is 44 + 61?
Let's think step by step.
- Add ones: 4 + 1 = 5
- Add tens: 40 + 60 = 100
- Sum: 5 + 100 = 105
Answer: 105


Question: What is 144 * 9?
Let's think step by step.
- 144 * 9 = (100 + 40 + 4) * 9 = 900 + 360 + 36 = 1296
Answer: 1296


Question: What is 368 + 545?
Let's think step by step.
- Add ones: 8 + 5 = 13
- Add tens: 60 + 40 = 100
- Add hundreds: 300 + 500 = 800
- Sum: 13 + 100 = 113
- Sum: 113 + 800 = 913
Answer: 913


Question: What is 14 * 95?
Let's think step by step.
- 95 = 90 + 5
- 14 * 5 = (10 + 4) * 5 = 50 + 20 = 70
- 14 * 9 = (10 + 4) * 9 = 90 + 36 = 126, so 14 * 90 = 1260
- Sum: 70 + 1260 = 1330
Answer: 1330


Question: What is 754 + 915?
Let's think step by step.
- Add ones: 4 + 5 = 9
- Add tens: 50 + 10 = 60
- Add hundreds: 700 + 900 = 1600
- Sum: 9 + 60 = 69
- Sum: 69 + 1600 = 1669
Answer: 1669


Question: What is 407 * 912?
Let's think step by step.
- 912 = 900 + 10 + 2
- 407 * 2 = (400 + 7) * 2 = 800 + 14 = 814
- 407 * 1 = (400 + 7) * 1 = 400 + 7 = 407, so 407 * 10 = 4070
- 407 * 9 = (400 + 7) * 9 = 3600 + 63 = 3663, so 407 * 900 = 366300
- Sum: 814 + 4070 = 4884
- Sum: 4884 + 366300 = 371184
Answer: 371184


Question: What is 72 - 22?
Let's think step by step.
-   2 - 2 = 0, write 0.
-   7 - 2 = 5, write 5.
Answer: 50


Question: What is 37 + 40?
Let's think step by step.
- Add ones: 7 + 0 = 7
- Add tens: 30 + 40 = 70
- Sum: 7 + 70 = 77
Answer: 77


Question: What is 815 - 286?
Let's think step by step.
- 1st digit from right: 5 < 6, borrow 1 from the next digit: 5 + 10 = 15.
-   15 - 6 = 9, write 9.
- 2nd digit from right: 0 < 8, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 8 = 2, write 2.
-   7 - 2 = 5, write 5.
Answer: 529


Question: What is 356 - 103?
Let's think step by step.
-   6 - 3 = 3, write 3.
-   5 - 0 = 5, write 5.
-   3 - 1 = 2, write 2.
Answer: 253


Question: What is 9 - 8?
Let's think step by step.
-   9 - 8 = 1, write 1.
Answer: 1


Question: What is 242 * 62?
Let's think step by step.
- 62 = 60 + 2
- 242 * 2 = (200 + 40 + 2) * 2 = 400 + 80 + 4 = 484
- 242 * 6 = (200 + 40 + 2) * 6 = 1200 + 240 + 12 = 1452, so 242 * 60 = 14520
- Sum: 484 + 14520 = 15004
Answer: 15004


Question: What is 686 * 33?
Let's think step by step.
- 33 = 30 + 3
- 686 * 3 = (600 + 80 + 6) * 3 = 1800 + 240 + 18 = 2058
- 686 * 3 = (600 + 80 + 6) * 3 = 1800 + 240 + 18 = 2058, so 686 * 30 = 20580
- Sum: 2058 + 20580 = 22638
Answer: 22638


Question: What is 742 + 598?
Let's think step by step.
- Add ones: 2 + 8 = 10
- Add tens: 40 + 90 = 130
- Add hundreds: 700 + 500 = 1200
- Sum: 10 + 130 = 140
- Sum: 140 + 1200 = 1340
Answer: 1340


Question: What is 89 - 11?
Let's think step by step.
-   9 - 1 = 8, write 8.
-   8 - 1 = 7, write 7.
Answer: 78


Question: What is 210 + 712?
Let's think step by step.
- Add ones: 0 + 2 = 2
- Add tens: 10 + 10 = 20
- Add hundreds: 200 + 700 = 900
- Sum: 2 + 20 = 22
- Sum: 22 + 900 = 922
Answer: 922


Question: What is 728 + 492?
Let's think step by step.
- Add ones: 8 + 2 = 10
- Add tens: 20 + 90 = 110
- Add hundreds: 700 + 400 = 1100
- Sum: 10 + 110 = 120
- Sum: 120 + 1100 = 1220
Answer: 1220


Question: What is 7883 - 7084?
Let's think step by step.
- 1st digit from right: 3 < 4, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 4 = 9, write 9.
- 2nd digit from right: 7 < 8, borrow 1 from the next digit: 7 + 10 = 17.
-   17 - 8 = 9, write 9.
-   7 - 0 = 7, write 7.
-   7 - 7 = 0, write 0.
Answer: 799


Question: What is 97 * 17?
Let's think step by step.
- 17 = 10 + 7
- 97 * 7 = (90 + 7) * 7 = 630 + 49 = 679
- 97 * 1 = (90 + 7) * 1 = 90 + 7 = 97, so 97 * 10 = 970
- Sum: 679 + 970 = 1649
Answer: 1649


Question: What is 504 - 148?
Let's think step by step.
- 1st digit from right: 4 < 8, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 8 = 6, write 6.
- 2nd digit from right: reduced to -1 by the previous borrow; -1 < 4, so borrow again: -1 + 10 = 9.
-   9 - 4 = 5, write 5.
-   4 - 1 = 3, write 3.
Answer: 356


Question: What is 49 + 37?
Let's think step by step.
- Add ones: 9 + 7 = 16
- Add tens: 40 + 30 = 70
- Sum: 16 + 70 = 86
Answer: 86


Question: What is 445 * 66?
Let's think step by step.
- 66 = 60 + 6
- 445 * 6 = (400 + 40 + 5) * 6 = 2400 + 240 + 30 = 2670
- 445 * 6 = (400 + 40 + 5) * 6 = 2400 + 240 + 30 = 2670, so 445 * 60 = 26700
- Sum: 2670 + 26700 = 29370
Answer: 29370


Question: What is 8014 - 910?
Let's think step by step.
-   4 - 0 = 4, write 4.
-   1 - 1 = 0, write 0.
- 3rd digit from right: 0 < 9, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 9 = 1, write 1.
-   7 - 0 = 7, write 7.
Answer: 7104


Question: What is 81 + 46?
Let's think step by step.
- Add ones: 1 + 6 = 7
- Add tens: 80 + 40 = 120
- Sum: 7 + 120 = 127
Answer: 127


Question: What is 65 + 77?
Let's think step by step.
- Add ones: 5 + 7 = 12
- Add tens: 60 + 70 = 130
- Sum: 12 + 130 = 142
Answer: 142


Question: What is 15 * 59?
Let's think step by step.
- 59 = 50 + 9
- 15 * 9 = (10 + 5) * 9 = 90 + 45 = 135
- 15 * 5 = (10 + 5) * 5 = 50 + 25 = 75, so 15 * 50 = 750
- Sum: 135 + 750 = 885
Answer: 885


Question: What is 90 * 14?
Let's think step by step.
- 14 = 10 + 4
- 90 * 4 = 360
- 90 * 1 = 90, so 90 * 10 = 900
- Sum: 360 + 900 = 1260
Answer: 1260


Question: What is 957 + 208?
Let's think step by step.
- Add ones: 7 + 8 = 15
- Add tens: 50 + 0 = 50
- Add hundreds: 900 + 200 = 1100
- Sum: 15 + 50 = 65
- Sum: 65 + 1100 = 1165
Answer: 1165


Question: What is 418 + 846?
Let's think step by step.
- Add ones: 8 + 6 = 14
- Add tens: 10 + 40 = 50
- Add hundreds: 400 + 800 = 1200
- Sum: 14 + 50 = 64
- Sum: 64 + 1200 = 1264
Answer: 1264


Question: What is 70 + 17?
Let's think step by step.
- Add ones: 0 + 7 = 7
- Add tens: 70 + 10 = 80
- Sum: 7 + 80 = 87
Answer: 87


Question: What is 894 * 53?
Let's think step by step.
- 53 = 50 + 3
- 894 * 3 = (800 + 90 + 4) * 3 = 2400 + 270 + 12 = 2682
- 894 * 5 = (800 + 90 + 4) * 5 = 4000 + 450 + 20 = 4470, so 894 * 50 = 44700
- Sum: 2682 + 44700 = 47382
Answer: 47382


Question: What is 18 * 88?
Let's think step by step.
- 88 = 80 + 8
- 18 * 8 = (10 + 8) * 8 = 80 + 64 = 144
- 18 * 8 = (10 + 8) * 8 = 80 + 64 = 144, so 18 * 80 = 1440
- Sum: 144 + 1440 = 1584
Answer: 1584


Question: What is 10 * 7?
Let's think step by step.
- 10 * 7 = 70
Answer: 70


Question: What is 97 * 2?
Let's think step by step.
- 97 * 2 = (90 + 7) * 2 = 180 + 14 = 194
Answer: 194


Question: What is 89 - 79?
Let's think step by step.
-   9 - 9 = 0, write 0.
-   8 - 7 = 1, write 1.
Answer: 10


Question: What is 7311 - 1732?
Let's think step by step.
- 1st digit from right: 1 < 2, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 2 = 9, write 9.
- 2nd digit from right: 0 < 3, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 3 = 7, write 7.
- 3rd digit from right: 2 < 7, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 7 = 5, write 5.
-   6 - 1 = 5, write 5.
Answer: 5579


Question: What is 367 - 297?
Let's think step by step.
-   7 - 7 = 0, write 0.
- 2nd digit from right: 6 < 9, borrow 1 from the next digit: 6 + 10 = 16.
-   16 - 9 = 7, write 7.
-   2 - 2 = 0, write 0.
Answer: 70


Question: What is 81 * 32?
Let's think step by step.
- 32 = 30 + 2
- 81 * 2 = (80 + 1) * 2 = 160 + 2 = 162
- 81 * 3 = (80 + 1) * 3 = 240 + 3 = 243, so 81 * 30 = 2430
- Sum: 162 + 2430 = 2592
Answer: 2592


Question: What is 31 - 1?
Let's think step by step.
-   1 - 1 = 0, write 0.
-   3 - 0 = 3, write 3.
Answer: 30


Question: What is 79 * 42?
Let's think step by step.
- 42 = 40 + 2
- 79 * 2 = (70 + 9) * 2 = 140 + 18 = 158
- 79 * 4 = (70 + 9) * 4 = 280 + 36 = 316, so 79 * 40 = 3160
- Sum: 158 + 3160 = 3318
Answer: 3318


Question: What is 633 - 152?
Let's think step by step.
-   3 - 2 = 1, write 1.
- 2nd digit from right: 3 < 5, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 5 = 8, write 8.
-   5 - 1 = 4, write 4.
Answer: 481


Question: What is 76 * 4?
Let's think step by step.
- 76 * 4 = (70 + 6) * 4 = 280 + 24 = 304
Answer: 304


Question: What is 69 + 11?
Let's think step by step.
- Add ones: 9 + 1 = 10
- Add tens: 60 + 10 = 70
- Sum: 10 + 70 = 80
Answer: 80


Question: What is 617 * 3?
Let's think step by step.
- 617 * 3 = (600 + 10 + 7) * 3 = 1800 + 30 + 21 = 1851
Answer: 1851


Question: What is 47 * 4?
Let's think step by step.
- 47 * 4 = (40 + 7) * 4 = 160 + 28 = 188
Answer: 188


Question: What is 101 + 562?
Let's think step by step.
- Add ones: 1 + 2 = 3
- Add tens: 0 + 60 = 60
- Add hundreds: 100 + 500 = 600
- Sum: 3 + 60 = 63
- Sum: 63 + 600 = 663
Answer: 663


Question: What is 76 - 29?
Let's think step by step.
- 1st digit from right: 6 < 9, borrow 1 from the next digit: 6 + 10 = 16.
-   16 - 9 = 7, write 7.
-   6 - 2 = 4, write 4.
Answer: 47


Question: What is 186 * 6?
Let's think step by step.
- 186 * 6 = (100 + 80 + 6) * 6 = 600 + 480 + 36 = 1116
Answer: 1116


Question: What is 600 - 65?
Let's think step by step.
- 1st digit from right: 0 < 5, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 5 = 5, write 5.
- 2nd digit from right: reduced to -1 by the previous borrow; -1 < 6, so borrow again: -1 + 10 = 9.
-   9 - 6 = 3, write 3.
-   5 - 0 = 5, write 5.
Answer: 535


Question: What is 9133 - 1237?
Let's think step by step.
- 1st digit from right: 3 < 7, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 7 = 6, write 6.
- 2nd digit from right: 2 < 3, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 3 = 9, write 9.
- 3rd digit from right: 0 < 2, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 2 = 8, write 8.
-   8 - 1 = 7, write 7.
Answer: 7896


Question: What is 965 + 110?
Let's think step by step.
- Add ones: 5 + 0 = 5
- Add tens: 60 + 10 = 70
- Add hundreds: 900 + 100 = 1000
- Sum: 5 + 70 = 75
- Sum: 75 + 1000 = 1075
Answer: 1075


Question: What is 487 * 4?
Let's think step by step.
- 487 * 4 = (400 + 80 + 7) * 4 = 1600 + 320 + 28 = 1948
Answer: 1948


Question: What is 60 * 89?
Let's think step by step.
- 89 = 80 + 9
- 60 * 9 = 540
- 60 * 8 = 480, so 60 * 80 = 4800
- Sum: 540 + 4800 = 5340
Answer: 5340


Question: What is 45 * 77?
Let's think step by step.
- 77 = 70 + 7
- 45 * 7 = (40 + 5) * 7 = 280 + 35 = 315
- 45 * 7 = (40 + 5) * 7 = 280 + 35 = 315, so 45 * 70 = 3150
- Sum: 315 + 3150 = 3465
Answer: 3465


Question: What is 416 + 121?
Let's think step by step.
- Add ones: 6 + 1 = 7
- Add tens: 10 + 20 = 30
- Add hundreds: 400 + 100 = 500
- Sum: 7 + 30 = 37
- Sum: 37 + 500 = 537
Answer: 537


Question: What is 410 - 261?
Let's think step by step.
- 1st digit from right: 0 < 1, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 1 = 9, write 9.
- 2nd digit from right: 0 < 6, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 6 = 4, write 4.
-   3 - 2 = 1, write 1.
Answer: 149


Question: What is 70 + 72?
Let's think step by step.
- Add ones: 0 + 2 = 2
- Add tens: 70 + 70 = 140
- Sum: 2 + 140 = 142
Answer: 142


Question: What is 8174 - 3880?
Let's think step by step.
-   4 - 0 = 4, write 4.
- 2nd digit from right: 7 < 8, borrow 1 from the next digit: 7 + 10 = 17.
-   17 - 8 = 9, write 9.
- 3rd digit from right: 0 < 8, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 8 = 2, write 2.
-   7 - 3 = 4, write 4.
Answer: 4294


Question: What is 63 * 8?
Let's think step by step.
- 63 * 8 = (60 + 3) * 8 = 480 + 24 = 504
Answer: 504


Question: What is 94 * 7?
Let's think step by step.
- 94 * 7 = (90 + 4) * 7 = 630 + 28 = 658
Answer: 658


Question: What is 52 * 8?
Let's think step by step.
- 52 * 8 = (50 + 2) * 8 = 400 + 16 = 416
Answer: 416


Question: What is 60 * 11?
Let's think step by step.
- 11 = 10 + 1
- 60 * 1 = 60
- 60 * 1 = 60, so 60 * 10 = 600
- Sum: 60 + 600 = 660
Answer: 660


Question: What is 53 * 49?
Let's think step by step.
- 49 = 40 + 9
- 53 * 9 = (50 + 3) * 9 = 450 + 27 = 477
- 53 * 4 = (50 + 3) * 4 = 200 + 12 = 212, so 53 * 40 = 2120
- Sum: 477 + 2120 = 2597
Answer: 2597


Question: What is 76 + 59?
Let's think step by step.
- Add ones: 6 + 9 = 15
- Add tens: 70 + 50 = 120
- Sum: 15 + 120 = 135
Answer: 135


Question: What is 18 * 34?
Let's think step by step.
- 34 = 30 + 4
- 18 * 4 = (10 + 8) * 4 = 40 + 32 = 72
- 18 * 3 = (10 + 8) * 3 = 30 + 24 = 54, so 18 * 30 = 540
- Sum: 72 + 540 = 612
Answer: 612


Question: What is 2234 - 1335?
Let's think step by step.
- 1st digit from right: 4 < 5, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 5 = 9, write 9.
- 2nd digit from right: 2 < 3, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 3 = 9, write 9.
- 3rd digit from right: 1 < 3, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 3 = 8, write 8.
-   1 - 1 = 0, write 0.
Answer: 899


Question: What is 429 + 166?
Let's think step by step.
- Add ones: 9 + 6 = 15
- Add tens: 20 + 60 = 80
- Add hundreds: 400 + 100 = 500
- Sum: 15 + 80 = 95
- Sum: 95 + 500 = 595
Answer: 595


Question: What is 43 * 20?
Let's think step by step.
- 20 = 20
- 43 * 2 = (40 + 3) * 2 = 80 + 6 = 86, so 43 * 20 = 860
Answer: 860


Question: What is 441 * 4?
Let's think step by step.
- 441 * 4 = (400 + 40 + 1) * 4 = 1600 + 160 + 4 = 1764
Answer: 1764


Question: What is 12 * 6?
Let's think step by step.
- 12 * 6 = (10 + 2) * 6 = 60 + 12 = 72
Answer: 72


Question: What is 626 - 313?
Let's think step by step.
-   6 - 3 = 3, write 3.
-   2 - 1 = 1, write 1.
-   6 - 3 = 3, write 3.
Answer: 313


Question: What is 338 * 81?
Let's think step by step.
- 81 = 80 + 1
- 338 * 1 = (300 + 30 + 8) * 1 = 300 + 30 + 8 = 338
- 338 * 8 = (300 + 30 + 8) * 8 = 2400 + 240 + 64 = 2704, so 338 * 80 = 27040
- Sum: 338 + 27040 = 27378
Answer: 27378


Question: What is 96 - 20?
Let's think step by step.
-   6 - 0 = 6, write 6.
-   9 - 2 = 7, write 7.
Answer: 76


Question: What is 31 + 24?
Let's think step by step.
- Add ones: 1 + 4 = 5
- Add tens: 30 + 20 = 50
- Sum: 5 + 50 = 55
Answer: 55


Question: What is 56 * 31?
Let's think step by step.
- 31 = 30 + 1
- 56 * 1 = (50 + 6) * 1 = 50 + 6 = 56
- 56 * 3 = (50 + 6) * 3 = 150 + 18 = 168, so 56 * 30 = 1680
- Sum: 56 + 1680 = 1736
Answer: 1736


Question: What is 980 - 766?
Let's think step by step.
- 1st digit from right: 0 < 6, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 6 = 4, write 4.
-   7 - 6 = 1, write 1.
-   9 - 7 = 2, write 2.
Answer: 214


Question: What is 952 + 955?
Let's think step by step.
- Add ones: 2 + 5 = 7
- Add tens: 50 + 50 = 100
- Add hundreds: 900 + 900 = 1800
- Sum: 7 + 100 = 107
- Sum: 107 + 1800 = 1907
Answer: 1907


Question: What is 85 - 77?
Let's think step by step.
- 1st digit from right: 5 < 7, borrow 1 from the next digit: 5 + 10 = 15.
-   15 - 7 = 8, write 8.
-   7 - 7 = 0, write 0.
Answer: 8


Question: What is 63 + 63?
Let's think step by step.
- Add ones: 3 + 3 = 6
- Add tens: 60 + 60 = 120
- Sum: 6 + 120 = 126
Answer: 126


Question: What is 54 + 14?
Let's think step by step.
- Add ones: 4 + 4 = 8
- Add tens: 50 + 10 = 60
- Sum: 8 + 60 = 68
Answer: 68


Question: What is 52 + 67?
Let's think step by step.
- Add ones: 2 + 7 = 9
- Add tens: 50 + 60 = 110
- Sum: 9 + 110 = 119
Answer: 119


Question: What is 54 * 40?
Let's think step by step.
- 40 = 40
- 54 * 4 = (50 + 4) * 4 = 200 + 16 = 216, so 54 * 40 = 2160
Answer: 2160


Question: What is 39 * 87?
Let's think step by step.
- 87 = 80 + 7
- 39 * 7 = (30 + 9) * 7 = 210 + 63 = 273
- 39 * 8 = (30 + 9) * 8 = 240 + 72 = 312, so 39 * 80 = 3120
- Sum: 273 + 3120 = 3393
Answer: 3393


Question: What is 84 + 52?
Let's think step by step.
- Add ones: 4 + 2 = 6
- Add tens: 80 + 50 = 130
- Sum: 6 + 130 = 136
Answer: 136


Question: What is 961 * 84?
Let's think step by step.
- 84 = 80 + 4
- 961 * 4 = (900 + 60 + 1) * 4 = 3600 + 240 + 4 = 3844
- 961 * 8 = (900 + 60 + 1) * 8 = 7200 + 480 + 8 = 7688, so 961 * 80 = 76880
- Sum: 3844 + 76880 = 80724
Answer: 80724


Question: What is 92 + 77?
Let's think step by step.
- Add ones: 2 + 7 = 9
- Add tens: 90 + 70 = 160
- Sum: 9 + 160 = 169
Answer: 169


Question: What is 70 + 69?
Let's think step by step.
- Add ones: 0 + 9 = 9
- Add tens: 70 + 60 = 130
- Sum: 9 + 130 = 139
Answer: 139


Question: What is 459 * 897?
Let's think step by step.
- 897 = 800 + 90 + 7
- 459 * 7 = (400 + 50 + 9) * 7 = 2800 + 350 + 63 = 3213
- 459 * 9 = (400 + 50 + 9) * 9 = 3600 + 450 + 81 = 4131, so 459 * 90 = 41310
- 459 * 8 = (400 + 50 + 9) * 8 = 3200 + 400 + 72 = 3672, so 459 * 800 = 367200
- Sum: 3213 + 41310 = 44523
- Sum: 44523 + 367200 = 411723
Answer: 411723


Question: What is 68 * 90?
Let's think step by step.
- 90 = 90
- 68 * 9 = (60 + 8) * 9 = 540 + 72 = 612, so 68 * 90 = 6120
Answer: 6120


Question: What is 162 + 492?
Let's think step by step.
- Add ones: 2 + 2 = 4
- Add tens: 60 + 90 = 150
- Add hundreds: 100 + 400 = 500
- Sum: 4 + 150 = 154
- Sum: 154 + 500 = 654
Answer: 654


Question: What is 117 + 974?
Let's think step by step.
- Add ones: 7 + 4 = 11
- Add tens: 10 + 70 = 80
- Add hundreds: 100 + 900 = 1000
- Sum: 11 + 80 = 91
- Sum: 91 + 1000 = 1091
Answer: 1091


Question: What is 65 + 48?
Let's think step by step.
- Add ones: 5 + 8 = 13
- Add tens: 60 + 40 = 100
- Sum: 13 + 100 = 113
Answer: 113


Question: What is 90 - 50?
Let's think step by step.
-   0 - 0 = 0, write 0.
-   9 - 5 = 4, write 4.
Answer: 40


Question: What is 374 * 191?
Let's think step by step.
- 191 = 100 + 90 + 1
- 374 * 1 = (300 + 70 + 4) * 1 = 300 + 70 + 4 = 374
- 374 * 9 = (300 + 70 + 4) * 9 = 2700 + 630 + 36 = 3366, so 374 * 90 = 33660
- 374 * 1 = (300 + 70 + 4) * 1 = 300 + 70 + 4 = 374, so 374 * 100 = 37400
- Sum: 374 + 33660 = 34034
- Sum: 34034 + 37400 = 71434
Answer: 71434


Question: What is 599 - 321?
Let's think step by step.
-   9 - 1 = 8, write 8.
-   9 - 2 = 7, write 7.
-   5 - 3 = 2, write 2.
Answer: 278


Question: What is 3826 - 32?
Let's think step by step.
-   6 - 2 = 4, write 4.
- 2nd digit from right: 2 < 3, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 3 = 9, write 9.
-   7 - 0 = 7, write 7.
-   3 - 0 = 3, write 3.
Answer: 3794


Question: What is 39 + 94?
Let's think step by step.
- Add ones: 9 + 4 = 13
- Add tens: 30 + 90 = 120
- Sum: 13 + 120 = 133
Answer: 133


Question: What is 34 * 9?
Let's think step by step.
- 34 * 9 = (30 + 4) * 9 = 270 + 36 = 306
Answer: 306


Question: What is 25 + 48?
Let's think step by step.
- Add ones: 5 + 8 = 13
- Add tens: 20 + 40 = 60
- Sum: 13 + 60 = 73
Answer: 73


Question: What is 2469 - 1861?
Let's think step by step.
-   9 - 1 = 8, write 8.
-   6 - 6 = 0, write 0.
- 3rd digit from right: 4 < 8, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 8 = 6, write 6.
-   1 - 1 = 0, write 0.
Answer: 608


Question: What is 82 * 11?
Let's think step by step.
- 11 = 10 + 1
- 82 * 1 = (80 + 2) * 1 = 80 + 2 = 82
- 82 * 1 = (80 + 2) * 1 = 80 + 2 = 82, so 82 * 10 = 820
- Sum: 82 + 820 = 902
Answer: 902


Question: What is 516 + 832?
Let's think step by step.
- Add ones: 6 + 2 = 8
- Add tens: 10 + 30 = 40
- Add hundreds: 500 + 800 = 1300
- Sum: 8 + 40 = 48
- Sum: 48 + 1300 = 1348
Answer: 1348


Question: What is 40 * 21?
Let's think step by step.
- 21 = 20 + 1
- 40 * 1 = 40
- 40 * 2 = 80, so 40 * 20 = 800
- Sum: 40 + 800 = 840
Answer: 840


Question: What is 944 - 182?
Let's think step by step.
-   4 - 2 = 2, write 2.
- 2nd digit from right: 4 < 8, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 8 = 6, write 6.
-   8 - 1 = 7, write 7.
Answer: 762


Question: What is 48 + 12?
Let's think step by step.
- Add ones: 8 + 2 = 10
- Add tens: 40 + 10 = 50
- Sum: 10 + 50 = 60
Answer: 60


Question: What is 44 + 27?
Let's think step by step.
- Add ones: 4 + 7 = 11
- Add tens: 40 + 20 = 60
- Sum: 11 + 60 = 71
Answer: 71


Question: What is 30 + 19?
Let's think step by step.
- Add ones: 0 + 9 = 9
- Add tens: 30 + 10 = 40
- Sum: 9 + 40 = 49
Answer: 49


Question: What is 56 * 75?
Let's think step by step.
- 75 = 70 + 5
- 56 * 5 = (50 + 6) * 5 = 250 + 30 = 280
- 56 * 7 = (50 + 6) * 7 = 350 + 42 = 392, so 56 * 70 = 3920
- Sum: 280 + 3920 = 4200
Answer: 4200


Question: What is 95 * 4?
Let's think step by step.
- 95 * 4 = (90 + 5) * 4 = 360 + 20 = 380
Answer: 380


Question: What is 67 - 35?
Let's think step by step.
-   7 - 5 = 2, write 2.
-   6 - 3 = 3, write 3.
Answer: 32


Question: What is 86 - 81?
Let's think step by step.
-   6 - 1 = 5, write 5.
-   8 - 8 = 0, write 0.
Answer: 5


Question: What is 74 - 73?
Let's think step by step.
-   4 - 3 = 1, write 1.
-   7 - 7 = 0, write 0.
Answer: 1


Question: What is 210 + 306?
Let's think step by step.
- Add ones: 0 + 6 = 6
- Add tens: 10 + 0 = 10
- Add hundreds: 200 + 300 = 500
- Sum: 6 + 10 = 16
- Sum: 16 + 500 = 516
Answer: 516


Question: What is 61 - 50?
Let's think step by step.
-   1 - 0 = 1, write 1.
-   6 - 5 = 1, write 1.
Answer: 11


Question: What is 304 + 354?
Let's think step by step.
- Add ones: 4 + 4 = 8
- Add tens: 0 + 50 = 50
- Add hundreds: 300 + 300 = 600
- Sum: 8 + 50 = 58
- Sum: 58 + 600 = 658
Answer: 658


Question: What is 46 - 26?
Let's think step by step.
-   6 - 6 = 0, write 0.
-   4 - 2 = 2, write 2.
Answer: 20


Question: What is 804 * 92?
Let's think step by step.
- 92 = 90 + 2
- 804 * 2 = (800 + 4) * 2 = 1600 + 8 = 1608
- 804 * 9 = (800 + 4) * 9 = 7200 + 36 = 7236, so 804 * 90 = 72360
- Sum: 1608 + 72360 = 73968
Answer: 73968


Question: What is 57 + 72?
Let's think step by step.
- Add ones: 7 + 2 = 9
- Add tens: 50 + 70 = 120
- Sum: 9 + 120 = 129
Answer: 129


Question: What is 33 * 7?
Let's think step by step.
- 33 * 7 = (30 + 3) * 7 = 210 + 21 = 231
Answer: 231


Question: What is 16 - 9?
Let's think step by step.
- 1st digit from right: 6 < 9, borrow 1 from the next digit: 6 + 10 = 16.
-   16 - 9 = 7, write 7.
-   0 - 0 = 0, write 0.
Answer: 7


Question: What is 824 - 639?
Let's think step by step.
- 1st digit from right: 4 < 9, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 9 = 5, write 5.
- 2nd digit from right: 1 < 3, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 3 = 8, write 8.
-   7 - 6 = 1, write 1.
Answer: 185


Question: What is 61 * 8?
Let's think step by step.
- 61 * 8 = (60 + 1) * 8 = 480 + 8 = 488
Answer: 488


Question: What is 984 - 223?
Let's think step by step.
-   4 - 3 = 1, write 1.
-   8 - 2 = 6, write 6.
-   9 - 2 = 7, write 7.
Answer: 761


Question: What is 404 * 428?
Let's think step by step.
- 428 = 400 + 20 + 8
- 404 * 8 = (400 + 4) * 8 = 3200 + 32 = 3232
- 404 * 2 = (400 + 4) * 2 = 800 + 8 = 808, so 404 * 20 = 8080
- 404 * 4 = (400 + 4) * 4 = 1600 + 16 = 1616, so 404 * 400 = 161600
- Sum: 3232 + 8080 = 11312
- Sum: 11312 + 161600 = 172912
Answer: 172912


Question: What is 778 * 2?
Let's think step by step.
- 778 * 2 = (700 + 70 + 8) * 2 = 1400 + 140 + 16 = 1556
Answer: 1556


Question: What is 880 * 83?
Let's think step by step.
- 83 = 80 + 3
- 880 * 3 = (800 + 80) * 3 = 2400 + 240 = 2640
- 880 * 8 = (800 + 80) * 8 = 6400 + 640 = 7040, so 880 * 80 = 70400
- Sum: 2640 + 70400 = 73040
Answer: 73040


Question: What is 20 + 46?
Let's think step by step.
- Add ones: 0 + 6 = 6
- Add tens: 20 + 40 = 60
- Sum: 6 + 60 = 66
Answer: 66


Question: What is 902 + 941?
Let's think step by step.
- Add ones: 2 + 1 = 3
- Add tens: 0 + 40 = 40
- Add hundreds: 900 + 900 = 1800
- Sum: 3 + 40 = 43
- Sum: 43 + 1800 = 1843
Answer: 1843


Question: What is 79 * 4?
Let's think step by step.
- 79 * 4 = (70 + 9) * 4 = 280 + 36 = 316
Answer: 316


Question: What is 5379 - 1472?
Let's think step by step.
-   9 - 2 = 7, write 7.
-   7 - 7 = 0, write 0.
- 3rd digit from right: 3 < 4, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 4 = 9, write 9.
-   4 - 1 = 3, write 3.
Answer: 3907


Question: What is 21 + 37?
Let's think step by step.
- Add ones: 1 + 7 = 8
- Add tens: 20 + 30 = 50
- Sum: 8 + 50 = 58
Answer: 58


Question: What is 995 - 685?
Let's think step by step.
-   5 - 5 = 0, write 0.
-   9 - 8 = 1, write 1.
-   9 - 6 = 3, write 3.
Answer: 310


Question: What is 12 * 9?
Let's think step by step.
- 12 * 9 = (10 + 2) * 9 = 90 + 18 = 108
Answer: 108


Question: What is 671 + 343?
Let's think step by step.
- Add ones: 1 + 3 = 4
- Add tens: 70 + 40 = 110
- Add hundreds: 600 + 300 = 900
- Sum: 4 + 110 = 114
- Sum: 114 + 900 = 1014
Answer: 1014


Question: What is 876 - 19?
Let's think step by step.
- 1st digit from right: 6 < 9, borrow 1 from the next digit: 6 + 10 = 16.
-   16 - 9 = 7, write 7.
-   6 - 1 = 5, write 5.
-   8 - 0 = 8, write 8.
Answer: 857


Question: What is 32 + 66?
Let's think step by step.
- Add ones: 2 + 6 = 8
- Add tens: 30 + 60 = 90
- Sum: 8 + 90 = 98
Answer: 98


Question: What is 651 - 35?
Let's think step by step.
- 1st digit from right: 1 < 5, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 5 = 6, write 6.
-   4 - 3 = 1, write 1.
-   6 - 0 = 6, write 6.
Answer: 616


Question: What is 90 * 92?
Let's think step by step.
- 92 = 90 + 2
- 90 * 2 = 180
- 90 * 9 = 810, so 90 * 90 = 8100
- Sum: 180 + 8100 = 8280
Answer: 8280


Question: What is 80 * 14?
Let's think step by step.
- 14 = 10 + 4
- 80 * 4 = 320
- 80 * 1 = 80, so 80 * 10 = 800
- Sum: 320 + 800 = 1120
Answer: 1120


Question: What is 352 + 300?
Let's think step by step.
- Add ones: 2 + 0 = 2
- Add tens: 50 + 0 = 50
- Add hundreds: 300 + 300 = 600
- Sum: 2 + 50 = 52
- Sum: 52 + 600 = 652
Answer: 652


Question: What is 247 + 104?
Let's think step by step.
- Add ones: 7 + 4 = 11
- Add tens: 40 + 0 = 40
- Add hundreds: 200 + 100 = 300
- Sum: 11 + 40 = 51
- Sum: 51 + 300 = 351
Answer: 351


Question: What is 648 * 6?
Let's think step by step.
- 648 * 6 = (600 + 40 + 8) * 6 = 3600 + 240 + 48 = 3888
Answer: 3888


Question: What is 38 + 10?
Let's think step by step.
- Add ones: 8 + 0 = 8
- Add tens: 30 + 10 = 40
- Sum: 8 + 40 = 48
Answer: 48


Question: What is 304 * 45?
Let's think step by step.
- 45 = 40 + 5
- 304 * 5 = (300 + 4) * 5 = 1500 + 20 = 1520
- 304 * 4 = (300 + 4) * 4 = 1200 + 16 = 1216, so 304 * 40 = 12160
- Sum: 1520 + 12160 = 13680
Answer: 13680


Question: What is 94 - 60?
Let's think step by step.
-   4 - 0 = 4, write 4.
-   9 - 6 = 3, write 3.
Answer: 34


Question: What is 78 * 50?
Let's think step by step.
- 50 = 50
- 78 * 5 = (70 + 8) * 5 = 350 + 40 = 390, so 78 * 50 = 3900
Answer: 3900


Question: What is 14 - 5?
Let's think step by step.
- 1st digit from right: 4 < 5, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 5 = 9, write 9.
-   0 - 0 = 0, write 0.
Answer: 9


Question: What is 27 - 24?
Let's think step by step.
-   7 - 4 = 3, write 3.
-   2 - 2 = 0, write 0.
Answer: 3


Question: What is 8165 - 3562?
Let's think step by step.
-   5 - 2 = 3, write 3.
-   6 - 6 = 0, write 0.
- 3rd digit from right: 1 < 5, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 5 = 6, write 6.
-   7 - 3 = 4, write 4.
Answer: 4603


Question: What is 51 + 31?
Let's think step by step.
- Add ones: 1 + 1 = 2
- Add tens: 50 + 30 = 80
- Sum: 2 + 80 = 82
Answer: 82


Question: What is 27 * 43?
Let's think step by step.
- 43 = 40 + 3
- 27 * 3 = (20 + 7) * 3 = 60 + 21 = 81
- 27 * 4 = (20 + 7) * 4 = 80 + 28 = 108, so 27 * 40 = 1080
- Sum: 81 + 1080 = 1161
Answer: 1161


Question: What is 665 - 653?
Let's think step by step.
-   5 - 3 = 2, write 2.
-   6 - 5 = 1, write 1.
-   6 - 6 = 0, write 0.
Answer: 12


Question: What is 762 + 123?
Let's think step by step.
- Add ones: 2 + 3 = 5
- Add tens: 60 + 20 = 80
- Add hundreds: 700 + 100 = 800
- Sum: 5 + 80 = 85
- Sum: 85 + 800 = 885
Answer: 885


Question: What is 917 * 78?
Let's think step by step.
- 78 = 70 + 8
- 917 * 8 = (900 + 10 + 7) * 8 = 7200 + 80 + 56 = 7336
- 917 * 7 = (900 + 10 + 7) * 7 = 6300 + 70 + 49 = 6419, so 917 * 70 = 64190
- Sum: 7336 + 64190 = 71526
Answer: 71526


Question: What is 211 + 647?
Let's think step by step.
- Add ones: 1 + 7 = 8
- Add tens: 10 + 40 = 50
- Add hundreds: 200 + 600 = 800
- Sum: 8 + 50 = 58
- Sum: 58 + 800 = 858
Answer: 858


Question: What is 11 * 9?
Let's think step by step.
- 11 * 9 = (10 + 1) * 9 = 90 + 9 = 99
Answer: 99


Question: What is 65 * 7?
Let's think step by step.
- 65 * 7 = (60 + 5) * 7 = 420 + 35 = 455
Answer: 455


Question: What is 28 * 4?
Let's think step by step.
- 28 * 4 = (20 + 8) * 4 = 80 + 32 = 112
Answer: 112


Question: What is 225 * 249?
Let's think step by step.
- 249 = 200 + 40 + 9
- 225 * 9 = (200 + 20 + 5) * 9 = 1800 + 180 + 45 = 2025
- 225 * 4 = (200 + 20 + 5) * 4 = 800 + 80 + 20 = 900, so 225 * 40 = 9000
- 225 * 2 = (200 + 20 + 5) * 2 = 400 + 40 + 10 = 450, so 225 * 200 = 45000
- Sum: 2025 + 9000 = 11025
- Sum: 11025 + 45000 = 56025
Answer: 56025


Question: What is 54 + 73?
Let's think step by step.
- Add ones: 4 + 3 = 7
- Add tens: 50 + 70 = 120
- Sum: 7 + 120 = 127
Answer: 127


Question: What is 34 + 44?
Let's think step by step.
- Add ones: 4 + 4 = 8
- Add tens: 30 + 40 = 70
- Sum: 8 + 70 = 78
Answer: 78


Question: What is 294 + 841?
Let's think step by step.
- Add ones: 4 + 1 = 5
- Add tens: 90 + 40 = 130
- Add hundreds: 200 + 800 = 1000
- Sum: 5 + 130 = 135
- Sum: 135 + 1000 = 1135
Answer: 1135


Question: What is 40 + 58?
Let's think step by step.
- Add ones: 0 + 8 = 8
- Add tens: 40 + 50 = 90
- Sum: 8 + 90 = 98
Answer: 98


Question: What is 40 + 50?
Let's think step by step.
- Add ones: 0 + 0 = 0
- Add tens: 40 + 50 = 90
- Sum: 0 + 90 = 90
Answer: 90


Question: What is 22 * 11?
Let's think step by step.
- 11 = 10 + 1
- 22 * 1 = (20 + 2) * 1 = 20 + 2 = 22
- 22 * 1 = (20 + 2) * 1 = 20 + 2 = 22, so 22 * 10 = 220
- Sum: 22 + 220 = 242
Answer: 242


Question: What is 80 - 39?
Let's think step by step.
- 1st digit from right: 0 < 9, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 9 = 1, write 1.
-   7 - 3 = 4, write 4.
Answer: 41


Question: What is 991 + 365?
Let's think step by step.
- Add ones: 1 + 5 = 6
- Add tens: 90 + 60 = 150
- Add hundreds: 900 + 300 = 1200
- Sum: 6 + 150 = 156
- Sum: 156 + 1200 = 1356
Answer: 1356


Question: What is 445 * 52?
Let's think step by step.
- 52 = 50 + 2
- 445 * 2 = (400 + 40 + 5) * 2 = 800 + 80 + 10 = 890
- 445 * 5 = (400 + 40 + 5) * 5 = 2000 + 200 + 25 = 2225, so 445 * 50 = 22250
- Sum: 890 + 22250 = 23140
Answer: 23140


Question: What is 76 - 13?
Let's think step by step.
-   6 - 3 = 3, write 3.
-   7 - 1 = 6, write 6.
Answer: 63


Question: What is 229 - 158?
Let's think step by step.
-   9 - 8 = 1, write 1.
- 2nd digit from right: 2 < 5, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 5 = 7, write 7.
-   1 - 1 = 0, write 0.
Answer: 71


Question: What is 492 * 31?
Let's think step by step.
- 31 = 30 + 1
- 492 * 1 = (400 + 90 + 2) * 1 = 400 + 90 + 2 = 492
- 492 * 3 = (400 + 90 + 2) * 3 = 1200 + 270 + 6 = 1476, so 492 * 30 = 14760
- Sum: 492 + 14760 = 15252
Answer: 15252


Question: What is 24 * 17?
Let's think step by step.
- 17 = 10 + 7
- 24 * 7 = (20 + 4) * 7 = 140 + 28 = 168
- 24 * 1 = (20 + 4) * 1 = 20 + 4 = 24, so 24 * 10 = 240
- Sum: 168 + 240 = 408
Answer: 408


Question: What is 877 + 602?
Let's think step by step.
- Add ones: 7 + 2 = 9
- Add tens: 70 + 0 = 70
- Add hundreds: 800 + 600 = 1400
- Sum: 9 + 70 = 79
- Sum: 79 + 1400 = 1479
Answer: 1479


Question: What is 13 + 22?
Let's think step by step.
- Add ones: 3 + 2 = 5
- Add tens: 10 + 20 = 30
- Sum: 5 + 30 = 35
Answer: 35


Question: What is 387 * 8?
Let's think step by step.
- 387 * 8 = (300 + 80 + 7) * 8 = 2400 + 640 + 56 = 3096
Answer: 3096


Question: What is 6845 - 4419?
Let's think step by step.
- 1st digit from right: 5 < 9, borrow 1 from the next digit: 5 + 10 = 15.
-   15 - 9 = 6, write 6.
-   3 - 1 = 2, write 2.
-   8 - 4 = 4, write 4.
-   6 - 4 = 2, write 2.
Answer: 2426


Question: What is 99 + 78?
Let's think step by step.
- Add ones: 9 + 8 = 17
- Add tens: 90 + 70 = 160
- Sum: 17 + 160 = 177
Answer: 177


Question: What is 411 * 49?
Let's think step by step.
- 49 = 40 + 9
- 411 * 9 = (400 + 10 + 1) * 9 = 3600 + 90 + 9 = 3699
- 411 * 4 = (400 + 10 + 1) * 4 = 1600 + 40 + 4 = 1644, so 411 * 40 = 16440
- Sum: 3699 + 16440 = 20139
Answer: 20139


Question: What is 94 + 13?
Let's think step by step.
- Add ones: 4 + 3 = 7
- Add tens: 90 + 10 = 100
- Sum: 7 + 100 = 107
Answer: 107


Question: What is 160 + 842?
Let's think step by step.
- Add ones: 0 + 2 = 2
- Add tens: 60 + 40 = 100
- Add hundreds: 100 + 800 = 900
- Sum: 2 + 100 = 102
- Sum: 102 + 900 = 1002
Answer: 1002


Question: What is 48 * 53?
Let's think step by step.
- 53 = 50 + 3
- 48 * 3 = (40 + 8) * 3 = 120 + 24 = 144
- 48 * 5 = (40 + 8) * 5 = 200 + 40 = 240, so 48 * 50 = 2400
- Sum: 144 + 2400 = 2544
Answer: 2544


Question: What is 8422 - 6630?
Let's think step by step.
-   2 - 0 = 2, write 2.
- 2nd digit from right: 2 < 3, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 3 = 9, write 9.
- 3rd digit from right: 3 < 6, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 6 = 7, write 7.
-   7 - 6 = 1, write 1.
Answer: 1792


Question: What is 857 + 968?
Let's think step by step.
- Add ones: 7 + 8 = 15
- Add tens: 50 + 60 = 110
- Add hundreds: 800 + 900 = 1700
- Sum: 15 + 110 = 125
- Sum: 125 + 1700 = 1825
Answer: 1825


Question: What is 201 - 141?
Let's think step by step.
-   1 - 1 = 0, write 0.
- 2nd digit from right: 0 < 4, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 4 = 6, write 6.
-   1 - 1 = 0, write 0.
Answer: 60


Question: What is 23 * 2?
Let's think step by step.
- 23 * 2 = (20 + 3) * 2 = 40 + 6 = 46
Answer: 46


Question: What is 148 + 964?
Let's think step by step.
- Add ones: 8 + 4 = 12
- Add tens: 40 + 60 = 100
- Add hundreds: 100 + 900 = 1000
- Sum: 12 + 100 = 112
- Sum: 112 + 1000 = 1112
Answer: 1112


Question: What is 57 + 75?
Let's think step by step.
- Add ones: 7 + 5 = 12
- Add tens: 50 + 70 = 120
- Sum: 12 + 120 = 132
Answer: 132


Question: What is 135 * 85?
Let's think step by step.
- 85 = 80 + 5
- 135 * 5 = (100 + 30 + 5) * 5 = 500 + 150 + 25 = 675
- 135 * 8 = (100 + 30 + 5) * 8 = 800 + 240 + 40 = 1080, so 135 * 80 = 10800
- Sum: 675 + 10800 = 11475
Answer: 11475


Question: What is 27 * 26?
Let's think step by step.
- 26 = 20 + 6
- 27 * 6 = (20 + 7) * 6 = 120 + 42 = 162
- 27 * 2 = (20 + 7) * 2 = 40 + 14 = 54, so 27 * 20 = 540
- Sum: 162 + 540 = 702
Answer: 702


Question: What is 93 * 5?
Let's think step by step.
- 93 * 5 = (90 + 3) * 5 = 450 + 15 = 465
Answer: 465


Question: What is 191 + 135?
Let's think step by step.
- Add ones: 1 + 5 = 6
- Add tens: 90 + 30 = 120
- Add hundreds: 100 + 100 = 200
- Sum: 6 + 120 = 126
- Sum: 126 + 200 = 326
Answer: 326


Question: What is 906 + 838?
Let's think step by step.
- Add ones: 6 + 8 = 14
- Add tens: 0 + 30 = 30
- Add hundreds: 900 + 800 = 1700
- Sum: 14 + 30 = 44
- Sum: 44 + 1700 = 1744
Answer: 1744


Question: What is 26 * 53?
Let's think step by step.
- 53 = 50 + 3
- 26 * 3 = (20 + 6) * 3 = 60 + 18 = 78
- 26 * 5 = (20 + 6) * 5 = 100 + 30 = 130, so 26 * 50 = 1300
- Sum: 78 + 1300 = 1378
Answer: 1378


Question: What is 27 * 22?
Let's think step by step.
- 22 = 20 + 2
- 27 * 2 = (20 + 7) * 2 = 40 + 14 = 54
- 27 * 2 = (20 + 7) * 2 = 40 + 14 = 54, so 27 * 20 = 540
- Sum: 54 + 540 = 594
Answer: 594


Question: What is 94 - 46?
Let's think step by step.
- 1st digit from right: 4 < 6, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 6 = 8, write 8.
-   8 - 4 = 4, write 4.
Answer: 48


Question: What is 61 + 86?
Let's think step by step.
- Add ones: 1 + 6 = 7
- Add tens: 60 + 80 = 140
- Sum: 7 + 140 = 147
Answer: 147


Question: What is 59 * 69?
Let's think step by step.
- 69 = 60 + 9
- 59 * 9 = (50 + 9) * 9 = 450 + 81 = 531
- 59 * 6 = (50 + 9) * 6 = 300 + 54 = 354, so 59 * 60 = 3540
- Sum: 531 + 3540 = 4071
Answer: 4071


Question: What is 7885 - 2145?
Let's think step by step.
-   5 - 5 = 0, write 0.
-   8 - 4 = 4, write 4.
-   8 - 1 = 7, write 7.
-   7 - 2 = 5, write 5.
Answer: 5740


Question: What is 906 * 32?
Let's think step by step.
- 32 = 30 + 2
- 906 * 2 = (900 + 6) * 2 = 1800 + 12 = 1812
- 906 * 3 = (900 + 6) * 3 = 2700 + 18 = 2718, so 906 * 30 = 27180
- Sum: 1812 + 27180 = 28992
Answer: 28992


Question: What is 32 * 4?
Let's think step by step.
- 32 * 4 = (30 + 2) * 4 = 120 + 8 = 128
Answer: 128


Question: What is 991 + 958?
Let's think step by step.
- Add ones: 1 + 8 = 9
- Add tens: 90 + 50 = 140
- Add hundreds: 900 + 900 = 1800
- Sum: 9 + 140 = 149
- Sum: 149 + 1800 = 1949
Answer: 1949


Question: What is 37 * 87?
Let's think step by step.
- 87 = 80 + 7
- 37 * 7 = (30 + 7) * 7 = 210 + 49 = 259
- 37 * 8 = (30 + 7) * 8 = 240 + 56 = 296, so 37 * 80 = 2960
- Sum: 259 + 2960 = 3219
Answer: 3219


Question: What is 889 + 859?
Let's think step by step.
- Add ones: 9 + 9 = 18
- Add tens: 80 + 50 = 130
- Add hundreds: 800 + 800 = 1600
- Sum: 18 + 130 = 148
- Sum: 148 + 1600 = 1748
Answer: 1748


Question: What is 259 + 861?
Let's think step by step.
- Add ones: 9 + 1 = 10
- Add tens: 50 + 60 = 110
- Add hundreds: 200 + 800 = 1000
- Sum: 10 + 110 = 120
- Sum: 120 + 1000 = 1120
Answer: 1120


Question: What is 993 * 9?
Let's think step by step.
- 993 * 9 = (900 + 90 + 3) * 9 = 8100 + 810 + 27 = 8937
Answer: 8937


Question: What is 378 * 32?
Let's think step by step.
- 32 = 30 + 2
- 378 * 2 = (300 + 70 + 8) * 2 = 600 + 140 + 16 = 756
- 378 * 3 = (300 + 70 + 8) * 3 = 900 + 210 + 24 = 1134, so 378 * 30 = 11340
- Sum: 756 + 11340 = 12096
Answer: 12096


Question: What is 88 + 82?
Let's think step by step.
- Add ones: 8 + 2 = 10
- Add tens: 80 + 80 = 160
- Sum: 10 + 160 = 170
Answer: 170


Question: What is 73 + 87?
Let's think step by step.
- Add ones: 3 + 7 = 10
- Add tens: 70 + 80 = 150
- Sum: 10 + 150 = 160
Answer: 160


Question: What is 315 * 22?
Let's think step by step.
- 22 = 20 + 2
- 315 * 2 = (300 + 10 + 5) * 2 = 600 + 20 + 10 = 630
- 315 * 2 = (300 + 10 + 5) * 2 = 600 + 20 + 10 = 630, so 315 * 20 = 6300
- Sum: 630 + 6300 = 6930
Answer: 6930


Question: What is 9241 - 377?
Let's think step by step.
- 1st digit from right: 1 < 7, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 7 = 4, write 4.
- 2nd digit from right: 3 < 7, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 7 = 6, write 6.
- 3rd digit from right: 1 < 3, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 3 = 8, write 8.
-   8 - 0 = 8, write 8.
Answer: 8864


Question: What is 646 + 404?
Let's think step by step.
- Add ones: 6 + 4 = 10
- Add tens: 40 + 0 = 40
- Add hundreds: 600 + 400 = 1000
- Sum: 10 + 40 = 50
- Sum: 50 + 1000 = 1050
Answer: 1050


Question: What is 50 + 64?
Let's think step by step.
- Add ones: 0 + 4 = 4
- Add tens: 50 + 60 = 110
- Sum: 4 + 110 = 114
Answer: 114


Question: What is 907 + 278?
Let's think step by step.
- Add ones: 7 + 8 = 15
- Add tens: 0 + 70 = 70
- Add hundreds: 900 + 200 = 1100
- Sum: 15 + 70 = 85
- Sum: 85 + 1100 = 1185
Answer: 1185


Question: What is 65 - 45?
Let's think step by step.
-   5 - 5 = 0, write 0.
-   6 - 4 = 2, write 2.
Answer: 20


Question: What is 6002 - 2514?
Let's think step by step.
- 1st digit from right: 2 < 4, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 4 = 8, write 8.
- 2nd digit from right: reduced to -1 by the previous borrow; -1 < 1, so borrow again: -1 + 10 = 9.
-   9 - 1 = 8, write 8.
- 3rd digit from right: reduced to -1 by the previous borrow; -1 < 5, so borrow again: -1 + 10 = 9.
-   9 - 5 = 4, write 4.
-   5 - 2 = 3, write 3.
Answer: 3488


Question: What is 76 * 43?
Let's think step by step.
- 43 = 40 + 3
- 76 * 3 = (70 + 6) * 3 = 210 + 18 = 228
- 76 * 4 = (70 + 6) * 4 = 280 + 24 = 304, so 76 * 40 = 3040
- Sum: 228 + 3040 = 3268
Answer: 3268


Question: What is 14 * 8?
Let's think step by step.
- 14 * 8 = (10 + 4) * 8 = 80 + 32 = 112
Answer: 112


Question: What is 80 * 4?
Let's think step by step.
- 80 * 4 = 320
Answer: 320


Question: What is 420 + 490?
Let's think step by step.
- Add ones: 0 + 0 = 0
- Add tens: 20 + 90 = 110
- Add hundreds: 400 + 400 = 800
- Sum: 0 + 110 = 110
- Sum: 110 + 800 = 910
Answer: 910


Question: What is 762 - 337?
Let's think step by step.
- 1st digit from right: 2 < 7, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 7 = 5, write 5.
-   5 - 3 = 2, write 2.
-   7 - 3 = 4, write 4.
Answer: 425


Question: What is 64 + 69?
Let's think step by step.
- Add ones: 4 + 9 = 13
- Add tens: 60 + 60 = 120
- Sum: 13 + 120 = 133
Answer: 133


Question: What is 7474 - 4701?
Let's think step by step.
-   4 - 1 = 3, write 3.
-   7 - 0 = 7, write 7.
- 3rd digit from right: 4 < 7, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 7 = 7, write 7.
-   6 - 4 = 2, write 2.
Answer: 2773


Question: What is 37 * 51?
Let's think step by step.
- 51 = 50 + 1
- 37 * 1 = (30 + 7) * 1 = 30 + 7 = 37
- 37 * 5 = (30 + 7) * 5 = 150 + 35 = 185, so 37 * 50 = 1850
- Sum: 37 + 1850 = 1887
Answer: 1887


Question: What is 76 - 15?
Let's think step by step.
-   6 - 5 = 1, write 1.
-   7 - 1 = 6, write 6.
Answer: 61


Question: What is 89 - 38?
Let's think step by step.
-   9 - 8 = 1, write 1.
-   8 - 3 = 5, write 5.
Answer: 51


Question: What is 459 * 6?
Let's think step by step.
- 459 * 6 = (400 + 50 + 9) * 6 = 2400 + 300 + 54 = 2754
Answer: 2754


Question: What is 896 + 890?
Let's think step by step.
- Add ones: 6 + 0 = 6
- Add tens: 90 + 90 = 180
- Add hundreds: 800 + 800 = 1600
- Sum: 6 + 180 = 186
- Sum: 186 + 1600 = 1786
Answer: 1786


Question: What is 725 - 312?
Let's think step by step.
-   5 - 2 = 3, write 3.
-   2 - 1 = 1, write 1.
-   7 - 3 = 4, write 4.
Answer: 413


Question: What is 78 * 17?
Let's think step by step.
- 17 = 10 + 7
- 78 * 7 = (70 + 8) * 7 = 490 + 56 = 546
- 78 * 1 = (70 + 8) * 1 = 70 + 8 = 78, so 78 * 10 = 780
- Sum: 546 + 780 = 1326
Answer: 1326


Question: What is 78 * 92?
Let's think step by step.
- 92 = 90 + 2
- 78 * 2 = (70 + 8) * 2 = 140 + 16 = 156
- 78 * 9 = (70 + 8) * 9 = 630 + 72 = 702, so 78 * 90 = 7020
- Sum: 156 + 7020 = 7176
Answer: 7176


Question: What is 887 * 25?
Let's think step by step.
- 25 = 20 + 5
- 887 * 5 = (800 + 80 + 7) * 5 = 4000 + 400 + 35 = 4435
- 887 * 2 = (800 + 80 + 7) * 2 = 1600 + 160 + 14 = 1774, so 887 * 20 = 17740
- Sum: 4435 + 17740 = 22175
Answer: 22175


Question: What is 182 - 181?
Let's think step by step.
-   2 - 1 = 1, write 1.
-   8 - 8 = 0, write 0.
-   1 - 1 = 0, write 0.
Answer: 1


Question: What is 516 + 939?
Let's think step by step.
- Add ones: 6 + 9 = 15
- Add tens: 10 + 30 = 40
- Add hundreds: 500 + 900 = 1400
- Sum: 15 + 40 = 55
- Sum: 55 + 1400 = 1455
Answer: 1455


Question: What is 163 - 86?
Let's think step by step.
- 1st digit from right: 3 < 6, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 6 = 7, write 7.
- 2nd digit from right: 5 < 8, borrow 1 from the next digit: 5 + 10 = 15.
-   15 - 8 = 7, write 7.
-   0 - 0 = 0, write 0.
Answer: 77


Question: What is 108 * 289?
Let's think step by step.
- 289 = 200 + 80 + 9
- 108 * 9 = (100 + 8) * 9 = 900 + 72 = 972
- 108 * 8 = (100 + 8) * 8 = 800 + 64 = 864, so 108 * 80 = 8640
- 108 * 2 = (100 + 8) * 2 = 200 + 16 = 216, so 108 * 200 = 21600
- Sum: 972 + 8640 = 9612
- Sum: 9612 + 21600 = 31212
Answer: 31212


Question: What is 847 * 102?
Let's think step by step.
- 102 = 100 + 2
- 847 * 2 = (800 + 40 + 7) * 2 = 1600 + 80 + 14 = 1694
- 847 * 1 = (800 + 40 + 7) * 1 = 800 + 40 + 7 = 847, so 847 * 100 = 84700
- Sum: 1694 + 84700 = 86394
Answer: 86394


Question: What is 92 + 13?
Let's think step by step.
- Add ones: 2 + 3 = 5
- Add tens: 90 + 10 = 100
- Sum: 5 + 100 = 105
Answer: 105


Question: What is 943 + 216?
Let's think step by step.
- Add ones: 3 + 6 = 9
- Add tens: 40 + 10 = 50
- Add hundreds: 900 + 200 = 1100
- Sum: 9 + 50 = 59
- Sum: 59 + 1100 = 1159
Answer: 1159


Question: What is 8 - 8?
Let's think step by step.
-   8 - 8 = 0, write 0.
Answer: 0


Question: What is 610 + 319?
Let's think step by step.
- Add ones: 0 + 9 = 9
- Add tens: 10 + 10 = 20
- Add hundreds: 600 + 300 = 900
- Sum: 9 + 20 = 29
- Sum: 29 + 900 = 929
Answer: 929


Question: What is 6666 - 1521?
Let's think step by step.
-   6 - 1 = 5, write 5.
-   6 - 2 = 4, write 4.
-   6 - 5 = 1, write 1.
-   6 - 1 = 5, write 5.
Answer: 5145


Question: What is 888 + 554?
Let's think step by step.
- Add ones: 8 + 4 = 12
- Add tens: 80 + 50 = 130
- Add hundreds: 800 + 500 = 1300
- Sum: 12 + 130 = 142
- Sum: 142 + 1300 = 1442
Answer: 1442


Question: What is 49 * 30?
Let's think step by step.
- 30 = 30
- 49 * 3 = (40 + 9) * 3 = 120 + 27 = 147, so 49 * 30 = 1470
Answer: 1470


Question: What is 155 + 202?
Let's think step by step.
- Add ones: 5 + 2 = 7
- Add tens: 50 + 0 = 50
- Add hundreds: 100 + 200 = 300
- Sum: 7 + 50 = 57
- Sum: 57 + 300 = 357
Answer: 357


Question: What is 53 * 4?
Let's think step by step.
- 53 * 4 = (50 + 3) * 4 = 200 + 12 = 212
Answer: 212


Question: What is 62 - 12?
Let's think step by step.
-   2 - 2 = 0, write 0.
-   6 - 1 = 5, write 5.
Answer: 50


Question: What is 78 * 3?
Let's think step by step.
- 78 * 3 = (70 + 8) * 3 = 210 + 24 = 234
Answer: 234


Question: What is 200 - 121?
Let's think step by step.
- 1st digit from right: 0 < 1, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 1 = 9, write 9.
- 2nd digit from right: reduced to -1 by the previous borrow; -1 < 2, so borrow again: -1 + 10 = 9.
-   9 - 2 = 7, write 7.
-   1 - 1 = 0, write 0.
Answer: 79


Question: What is 28 * 35?
Let's think step by step.
- 35 = 30 + 5
- 28 * 5 = (20 + 8) * 5 = 100 + 40 = 140
- 28 * 3 = (20 + 8) * 3 = 60 + 24 = 84, so 28 * 30 = 840
- Sum: 140 + 840 = 980
Answer: 980


Question: What is 48 + 90?
Let's think step by step.
- Add ones: 8 + 0 = 8
- Add tens: 40 + 90 = 130
- Sum: 8 + 130 = 138
Answer: 138


Question: What is 38 * 6?
Let's think step by step.
- 38 * 6 = (30 + 8) * 6 = 180 + 48 = 228
Answer: 228


Question: What is 77 * 19?
Let's think step by step.
- 19 = 10 + 9
- 77 * 9 = (70 + 7) * 9 = 630 + 63 = 693
- 77 * 1 = (70 + 7) * 1 = 70 + 7 = 77, so 77 * 10 = 770
- Sum: 693 + 770 = 1463
Answer: 1463


Question: What is 75 * 49?
Let's think step by step.
- 49 = 40 + 9
- 75 * 9 = (70 + 5) * 9 = 630 + 45 = 675
- 75 * 4 = (70 + 5) * 4 = 280 + 20 = 300, so 75 * 40 = 3000
- Sum: 675 + 3000 = 3675
Answer: 3675


Question: What is 886 + 606?
Let's think step by step.
- Add ones: 6 + 6 = 12
- Add tens: 80 + 0 = 80
- Add hundreds: 800 + 600 = 1400
- Sum: 12 + 80 = 92
- Sum: 92 + 1400 = 1492
Answer: 1492


Question: What is 65 * 64?
Let's think step by step.
- 64 = 60 + 4
- 65 * 4 = (60 + 5) * 4 = 240 + 20 = 260
- 65 * 6 = (60 + 5) * 6 = 360 + 30 = 390, so 65 * 60 = 3900
- Sum: 260 + 3900 = 4160
Answer: 4160


Question: What is 59 - 29?
Let's think step by step.
-   9 - 9 = 0, write 0.
-   5 - 2 = 3, write 3.
Answer: 30


Question: What is 51 + 75?
Let's think step by step.
- Add ones: 1 + 5 = 6
- Add tens: 50 + 70 = 120
- Sum: 6 + 120 = 126
Answer: 126


Question: What is 717 - 592?
Let's think step by step.
-   7 - 2 = 5, write 5.
- 2nd digit from right: 1 < 9, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 9 = 2, write 2.
-   6 - 5 = 1, write 1.
Answer: 125


Question: What is 35 * 23?
Let's think step by step.
- 23 = 20 + 3
- 35 * 3 = (30 + 5) * 3 = 90 + 15 = 105
- 35 * 2 = (30 + 5) * 2 = 60 + 10 = 70, so 35 * 20 = 700
- Sum: 105 + 700 = 805
Answer: 805


Question: What is 38 - 7?
Let's think step by step.
-   8 - 7 = 1, write 1.
-   3 - 0 = 3, write 3.
Answer: 31


Question: What is 565 + 324?
Let's think step by step.
- Add ones: 5 + 4 = 9
- Add tens: 60 + 20 = 80
- Add hundreds: 500 + 300 = 800
- Sum: 9 + 80 = 89
- Sum: 89 + 800 = 889
Answer: 889


Question: What is 98 * 9?
Let's think step by step.
- 98 * 9 = (90 + 8) * 9 = 810 + 72 = 882
Answer: 882


Question: What is 744 - 323?
Let's think step by step.
-   4 - 3 = 1, write 1.
-   4 - 2 = 2, write 2.
-   7 - 3 = 4, write 4.
Answer: 421


Question: What is 841 - 29?
Let's think step by step.
- 1st digit from right: 1 < 9, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 9 = 2, write 2.
-   3 - 2 = 1, write 1.
-   8 - 0 = 8, write 8.
Answer: 812


Question: What is 71 * 77?
Let's think step by step.
- 77 = 70 + 7
- 71 * 7 = (70 + 1) * 7 = 490 + 7 = 497
- 71 * 7 = (70 + 1) * 7 = 490 + 7 = 497, so 71 * 70 = 4970
- Sum: 497 + 4970 = 5467
Answer: 5467


Question: What is 275 + 744?
Let's think step by step.
- Add ones: 5 + 4 = 9
- Add tens: 70 + 40 = 110
- Add hundreds: 200 + 700 = 900
- Sum: 9 + 110 = 119
- Sum: 119 + 900 = 1019
Answer: 1019


Question: What is 683 + 794?
Let's think step by step.
- Add ones: 3 + 4 = 7
- Add tens: 80 + 90 = 170
- Add hundreds: 600 + 700 = 1300
- Sum: 7 + 170 = 177
- Sum: 177 + 1300 = 1477
Answer: 1477


Question: What is 98 * 28?
Let's think step by step.
- 28 = 20 + 8
- 98 * 8 = (90 + 8) * 8 = 720 + 64 = 784
- 98 * 2 = (90 + 8) * 2 = 180 + 16 = 196, so 98 * 20 = 1960
- Sum: 784 + 1960 = 2744
Answer: 2744


Question: What is 794 * 377?
Let's think step by step.
- 377 = 300 + 70 + 7
- 794 * 7 = (700 + 90 + 4) * 7 = 4900 + 630 + 28 = 5558
- 794 * 7 = (700 + 90 + 4) * 7 = 4900 + 630 + 28 = 5558, so 794 * 70 = 55580
- 794 * 3 = (700 + 90 + 4) * 3 = 2100 + 270 + 12 = 2382, so 794 * 300 = 238200
- Sum: 5558 + 55580 = 61138
- Sum: 61138 + 238200 = 299338
Answer: 299338


Question: What is 76 - 31?
Let's think step by step.
-   6 - 1 = 5, write 5.
-   7 - 3 = 4, write 4.
Answer: 45


Question: What is 67 * 48?
Let's think step by step.
- 48 = 40 + 8
- 67 * 8 = (60 + 7) * 8 = 480 + 56 = 536
- 67 * 4 = (60 + 7) * 4 = 240 + 28 = 268, so 67 * 40 = 2680
- Sum: 536 + 2680 = 3216
Answer: 3216


Question: What is 82 + 63?
Let's think step by step.
- Add ones: 2 + 3 = 5
- Add tens: 80 + 60 = 140
- Sum: 5 + 140 = 145
Answer: 145


Question: What is 498 + 276?
Let's think step by step.
- Add ones: 8 + 6 = 14
- Add tens: 90 + 70 = 160
- Add hundreds: 400 + 200 = 600
- Sum: 14 + 160 = 174
- Sum: 174 + 600 = 774
Answer: 774


Question: What is 726 + 976?
Let's think step by step.
- Add ones: 6 + 6 = 12
- Add tens: 20 + 70 = 90
- Add hundreds: 700 + 900 = 1600
- Sum: 12 + 90 = 102
- Sum: 102 + 1600 = 1702
Answer: 1702


Question: What is 34 + 19?
Let's think step by step.
- Add ones: 4 + 9 = 13
- Add tens: 30 + 10 = 40
- Sum: 13 + 40 = 53
Answer: 53


Question: What is 95 * 96?
Let's think step by step.
- 96 = 90 + 6
- 95 * 6 = (90 + 5) * 6 = 540 + 30 = 570
- 95 * 9 = (90 + 5) * 9 = 810 + 45 = 855, so 95 * 90 = 8550
- Sum: 570 + 8550 = 9120
Answer: 9120


Question: What is 51 * 5?
Let's think step by step.
- 51 * 5 = (50 + 1) * 5 = 250 + 5 = 255
Answer: 255


Question: What is 883 + 497?
Let's think step by step.
- Add ones: 3 + 7 = 10
- Add tens: 80 + 90 = 170
- Add hundreds: 800 + 400 = 1200
- Sum: 10 + 170 = 180
- Sum: 180 + 1200 = 1380
Answer: 1380


Question: What is 391 + 205?
Let's think step by step.
- Add ones: 1 + 5 = 6
- Add tens: 90 + 0 = 90
- Add hundreds: 300 + 200 = 500
- Sum: 6 + 90 = 96
- Sum: 96 + 500 = 596
Answer: 596


Question: What is 81 * 68?
Let's think step by step.
- 68 = 60 + 8
- 81 * 8 = (80 + 1) * 8 = 640 + 8 = 648
- 81 * 6 = (80 + 1) * 6 = 480 + 6 = 486, so 81 * 60 = 4860
- Sum: 648 + 4860 = 5508
Answer: 5508


Question: What is 20 + 40?
Let's think step by step.
- Add ones: 0 + 0 = 0
- Add tens: 20 + 40 = 60
- Sum: 0 + 60 = 60
Answer: 60


Question: What is 75 + 46?
Let's think step by step.
- Add ones: 5 + 6 = 11
- Add tens: 70 + 40 = 110
- Sum: 11 + 110 = 121
Answer: 121


Question: What is 46 - 33?
Let's think step by step.
-   6 - 3 = 3, write 3.
-   4 - 3 = 1, write 1.
Answer: 13


Question: What is 643 * 9?
Let's think step by step.
- 643 * 9 = (600 + 40 + 3) * 9 = 5400 + 360 + 27 = 5787
Answer: 5787


Question: What is 94 + 12?
Let's think step by step.
- Add ones: 4 + 2 = 6
- Add tens: 90 + 10 = 100
- Sum: 6 + 100 = 106
Answer: 106


Question: What is 975 + 428?
Let's think step by step.
- Add ones: 5 + 8 = 13
- Add tens: 70 + 20 = 90
- Add hundreds: 900 + 400 = 1300
- Sum: 13 + 90 = 103
- Sum: 103 + 1300 = 1403
Answer: 1403


Question: What is 155 * 14?
Let's think step by step.
- 14 = 10 + 4
- 155 * 4 = (100 + 50 + 5) * 4 = 400 + 200 + 20 = 620
- 155 * 1 = (100 + 50 + 5) * 1 = 100 + 50 + 5 = 155, so 155 * 10 = 1550
- Sum: 620 + 1550 = 2170
Answer: 2170


Question: What is 326 - 101?
Let's think step by step.
-   6 - 1 = 5, write 5.
-   2 - 0 = 2, write 2.
-   3 - 1 = 2, write 2.
Answer: 225


Question: What is 894 - 870?
Let's think step by step.
-   4 - 0 = 4, write 4.
-   9 - 7 = 2, write 2.
-   8 - 8 = 0, write 0.
Answer: 24


Question: What is 74 - 48?
Let's think step by step.
- 1st digit from right: 4 < 8, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 8 = 6, write 6.
-   6 - 4 = 2, write 2.
Answer: 26


Question: What is 71 + 37?
Let's think step by step.
- Add ones: 1 + 7 = 8
- Add tens: 70 + 30 = 100
- Sum: 8 + 100 = 108
Answer: 108


Question: What is 55 - 7?
Let's think step by step.
- 1st digit from right: 5 < 7, borrow 1 from the next digit: 5 + 10 = 15.
-   15 - 7 = 8, write 8.
-   4 - 0 = 4, write 4.
Answer: 48


Question: What is 518 * 79?
Let's think step by step.
- 79 = 70 + 9
- 518 * 9 = (500 + 10 + 8) * 9 = 4500 + 90 + 72 = 4662
- 518 * 7 = (500 + 10 + 8) * 7 = 3500 + 70 + 56 = 3626, so 518 * 70 = 36260
- Sum: 4662 + 36260 = 40922
Answer: 40922


Question: What is 427 * 587?
Let's think step by step.
- 587 = 500 + 80 + 7
- 427 * 7 = (400 + 20 + 7) * 7 = 2800 + 140 + 49 = 2989
- 427 * 8 = (400 + 20 + 7) * 8 = 3200 + 160 + 56 = 3416, so 427 * 80 = 34160
- 427 * 5 = (400 + 20 + 7) * 5 = 2000 + 100 + 35 = 2135, so 427 * 500 = 213500
- Sum: 2989 + 34160 = 37149
- Sum: 37149 + 213500 = 250649
Answer: 250649


Question: What is 90 - 68?
Let's think step by step.
- 1st digit from right: 0 < 8, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 8 = 2, write 2.
-   8 - 6 = 2, write 2.
Answer: 22


Question: What is 789 + 149?
Let's think step by step.
- Add ones: 9 + 9 = 18
- Add tens: 80 + 40 = 120
- Add hundreds: 700 + 100 = 800
- Sum: 18 + 120 = 138
- Sum: 138 + 800 = 938
Answer: 938


Question: What is 59 - 46?
Let's think step by step.
-   9 - 6 = 3, write 3.
-   5 - 4 = 1, write 1.
Answer: 13


Question: What is 35 + 31?
Let's think step by step.
- Add ones: 5 + 1 = 6
- Add tens: 30 + 30 = 60
- Sum: 6 + 60 = 66
Answer: 66


Question: What is 980 * 4?
Let's think step by step.
- 980 * 4 = (900 + 80) * 4 = 3600 + 320 = 3920
Answer: 3920


Question: What is 77 + 95?
Let's think step by step.
- Add ones: 7 + 5 = 12
- Add tens: 70 + 90 = 160
- Sum: 12 + 160 = 172
Answer: 172


Question: What is 52 - 35?
Let's think step by step.
- 1st digit from right: 2 < 5, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 5 = 7, write 7.
-   4 - 3 = 1, write 1.
Answer: 17


Question: What is 919 * 56?
Let's think step by step.
- 56 = 50 + 6
- 919 * 6 = (900 + 10 + 9) * 6 = 5400 + 60 + 54 = 5514
- 919 * 5 = (900 + 10 + 9) * 5 = 4500 + 50 + 45 = 4595, so 919 * 50 = 45950
- Sum: 5514 + 45950 = 51464
Answer: 51464


Question: What is 857 * 8?
Let's think step by step.
- 857 * 8 = (800 + 50 + 7) * 8 = 6400 + 400 + 56 = 6856
Answer: 6856


Question: What is 14 * 71?
Let's think step by step.
- 71 = 70 + 1
- 14 * 1 = (10 + 4) * 1 = 10 + 4 = 14
- 14 * 7 = (10 + 4) * 7 = 70 + 28 = 98, so 14 * 70 = 980
- Sum: 14 + 980 = 994
Answer: 994


Question: What is 120 + 626?
Let's think step by step.
- Add ones: 0 + 6 = 6
- Add tens: 20 + 20 = 40
- Add hundreds: 100 + 600 = 700
- Sum: 6 + 40 = 46
- Sum: 46 + 700 = 746
Answer: 746


Question: What is 753 * 8?
Let's think step by step.
- 753 * 8 = (700 + 50 + 3) * 8 = 5600 + 400 + 24 = 6024
Answer: 6024


Question: What is 84 + 54?
Let's think step by step.
- Add ones: 4 + 4 = 8
- Add tens: 80 + 50 = 130
- Sum: 8 + 130 = 138
Answer: 138


Question: What is 683 - 482?
Let's think step by step.
-   3 - 2 = 1, write 1.
-   8 - 8 = 0, write 0.
-   6 - 4 = 2, write 2.
Answer: 201


Question: What is 81 * 4?
Let's think step by step.
- 81 * 4 = (80 + 1) * 4 = 320 + 4 = 324
Answer: 324


Question: What is 6936 - 2925?
Let's think step by step.
-   6 - 5 = 1, write 1.
-   3 - 2 = 1, write 1.
-   9 - 9 = 0, write 0.
-   6 - 2 = 4, write 4.
Answer: 4011


Question: What is 60 * 63?
Let's think step by step.
- 63 = 60 + 3
- 60 * 3 = 180
- 60 * 6 = 360, so 60 * 60 = 3600
- Sum: 180 + 3600 = 3780
Answer: 3780


Question: What is 46 * 74?
Let's think step by step.
- 74 = 70 + 4
- 46 * 4 = (40 + 6) * 4 = 160 + 24 = 184
- 46 * 7 = (40 + 6) * 7 = 280 + 42 = 322, so 46 * 70 = 3220
- Sum: 184 + 3220 = 3404
Answer: 3404


Question: What is 16 * 51?
Let's think step by step.
- 51 = 50 + 1
- 16 * 1 = (10 + 6) * 1 = 10 + 6 = 16
- 16 * 5 = (10 + 6) * 5 = 50 + 30 = 80, so 16 * 50 = 800
- Sum: 16 + 800 = 816
Answer: 816


Question: What is 68 + 86?
Let's think step by step.
- Add ones: 8 + 6 = 14
- Add tens: 60 + 80 = 140
- Sum: 14 + 140 = 154
Answer: 154


Question: What is 653 + 506?
Let's think step by step.
- Add ones: 3 + 6 = 9
- Add tens: 50 + 0 = 50
- Add hundreds: 600 + 500 = 1100
- Sum: 9 + 50 = 59
- Sum: 59 + 1100 = 1159
Answer: 1159


Question: What is 98 - 86?
Let's think step by step.
-   8 - 6 = 2, write 2.
-   9 - 8 = 1, write 1.
Answer: 12


Question: What is 43 + 16?
Let's think step by step.
- Add ones: 3 + 6 = 9
- Add tens: 40 + 10 = 50
- Sum: 9 + 50 = 59
Answer: 59


Question: What is 33 + 76?
Let's think step by step.
- Add ones: 3 + 6 = 9
- Add tens: 30 + 70 = 100
- Sum: 9 + 100 = 109
Answer: 109


Question: What is 40 * 74?
Let's think step by step.
- 74 = 70 + 4
- 40 * 4 = 160
- 40 * 7 = 280, so 40 * 70 = 2800
- Sum: 160 + 2800 = 2960
Answer: 2960


Question: What is 51 + 16?
Let's think step by step.
- Add ones: 1 + 6 = 7
- Add tens: 50 + 10 = 60
- Sum: 7 + 60 = 67
Answer: 67


Question: What is 10 * 81?
Let's think step by step.
- 81 = 80 + 1
- 10 * 1 = 10
- 10 * 8 = 80, so 10 * 80 = 800
- Sum: 10 + 800 = 810
Answer: 810


Question: What is 66 * 53?
Let's think step by step.
- 53 = 50 + 3
- 66 * 3 = (60 + 6) * 3 = 180 + 18 = 198
- 66 * 5 = (60 + 6) * 5 = 300 + 30 = 330, so 66 * 50 = 3300
- Sum: 198 + 3300 = 3498
Answer: 3498


Question: What is 438 * 30?
Let's think step by step.
- 30 = 30
- 438 * 3 = (400 + 30 + 8) * 3 = 1200 + 90 + 24 = 1314, so 438 * 30 = 13140
Answer: 13140


Question: What is 932 + 610?
Let's think step by step.
- Add ones: 2 + 0 = 2
- Add tens: 30 + 10 = 40
- Add hundreds: 900 + 600 = 1500
- Sum: 2 + 40 = 42
- Sum: 42 + 1500 = 1542
Answer: 1542


Question: What is 65 * 18?
Let's think step by step.
- 18 = 10 + 8
- 65 * 8 = (60 + 5) * 8 = 480 + 40 = 520
- 65 * 1 = (60 + 5) * 1 = 60 + 5 = 65, so 65 * 10 = 650
- Sum: 520 + 650 = 1170
Answer: 1170


Question: What is 874 - 684?
Let's think step by step.
-   4 - 4 = 0, write 0.
- 2nd digit from right: 7 < 8, borrow 1 from the next digit: 7 + 10 = 17.
-   17 - 8 = 9, write 9.
-   7 - 6 = 1, write 1.
Answer: 190


Question: What is 80 + 27?
Let's think step by step.
- Add ones: 0 + 7 = 7
- Add tens: 80 + 20 = 100
- Sum: 7 + 100 = 107
Answer: 107


Question: What is 63 - 56?
Let's think step by step.
- 1st digit from right: 3 < 6, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 6 = 7, write 7.
-   5 - 5 = 0, write 0.
Answer: 7


Question: What is 89 - 31?
Let's think step by step.
-   9 - 1 = 8, write 8.
-   8 - 3 = 5, write 5.
Answer: 58


Question: What is 64 * 83?
Let's think step by step.
- 83 = 80 + 3
- 64 * 3 = (60 + 4) * 3 = 180 + 12 = 192
- 64 * 8 = (60 + 4) * 8 = 480 + 32 = 512, so 64 * 80 = 5120
- Sum: 192 + 5120 = 5312
Answer: 5312


Question: What is 2087 - 421?
Let's think step by step.
-   7 - 1 = 6, write 6.
-   8 - 2 = 6, write 6.
- 3rd digit from right: 0 < 4, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 4 = 6, write 6.
-   1 - 0 = 1, write 1.
Answer: 1666


Question: What is 39 + 44?
Let's think step by step.
- Add ones: 9 + 4 = 13
- Add tens: 30 + 40 = 70
- Sum: 13 + 70 = 83
Answer: 83


Question: What is 50 * 95?
Let's think step by step.
- 95 = 90 + 5
- 50 * 5 = 250
- 50 * 9 = 450, so 50 * 90 = 4500
- Sum: 250 + 4500 = 4750
Answer: 4750


Question: What is 26 * 9?
Let's think step by step.
- 26 * 9 = (20 + 6) * 9 = 180 + 54 = 234
Answer: 234


Question: What is 7859 - 6537?
Let's think step by step.
-   9 - 7 = 2, write 2.
-   5 - 3 = 2, write 2.
-   8 - 5 = 3, write 3.
-   7 - 6 = 1, write 1.
Answer: 1322


Question: What is 479 + 466?
Let's think step by step.
- Add ones: 9 + 6 = 15
- Add tens: 70 + 60 = 130
- Add hundreds: 400 + 400 = 800
- Sum: 15 + 130 = 145
- Sum: 145 + 800 = 945
Answer: 945


Question: What is 859 + 332?
Let's think step by step.
- Add ones: 9 + 2 = 11
- Add tens: 50 + 30 = 80
- Add hundreds: 800 + 300 = 1100
- Sum: 11 + 80 = 91
- Sum: 91 + 1100 = 1191
Answer: 1191


Question: What is 69 - 31?
Let's think step by step.
-   9 - 1 = 8, write 8.
-   6 - 3 = 3, write 3.
Answer: 38


Question: What is 68 + 90?
Let's think step by step.
- Add ones: 8 + 0 = 8
- Add tens: 60 + 90 = 150
- Sum: 8 + 150 = 158
Answer: 158


Question: What is 85 - 23?
Let's think step by step.
-   5 - 3 = 2, write 2.
-   8 - 2 = 6, write 6.
Answer: 62


Question: What is 82 - 78?
Let's think step by step.
- 1st digit from right: 2 < 8, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 8 = 4, write 4.
-   7 - 7 = 0, write 0.
Answer: 4


Question: What is 743 - 77?
Let's think step by step.
- 1st digit from right: 3 < 7, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 7 = 6, write 6.
- 2nd digit from right: 3 < 7, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 7 = 6, write 6.
-   6 - 0 = 6, write 6.
Answer: 666


Question: What is 8856 - 7769?
Let's think step by step.
- 1st digit from right: 6 < 9, borrow 1 from the next digit: 6 + 10 = 16.
-   16 - 9 = 7, write 7.
- 2nd digit from right: 4 < 6, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 6 = 8, write 8.
-   7 - 7 = 0, write 0.
-   8 - 7 = 1, write 1.
Answer: 1087


Question: What is 8 - 6?
Let's think step by step.
-   8 - 6 = 2, write 2.
Answer: 2


Question: What is 469 - 278?
Let's think step by step.
-   9 - 8 = 1, write 1.
- 2nd digit from right: 6 < 7, borrow 1 from the next digit: 6 + 10 = 16.
-   16 - 7 = 9, write 9.
-   3 - 2 = 1, write 1.
Answer: 191


Question: What is 34 * 97?
Let's think step by step.
- 97 = 90 + 7
- 34 * 7 = (30 + 4) * 7 = 210 + 28 = 238
- 34 * 9 = (30 + 4) * 9 = 270 + 36 = 306, so 34 * 90 = 3060
- Sum: 238 + 3060 = 3298
Answer: 3298


Question: What is 98 + 27?
Let's think step by step.
- Add ones: 8 + 7 = 15
- Add tens: 90 + 20 = 110
- Sum: 15 + 110 = 125
Answer: 125


Question: What is 492 * 445?
Let's think step by step.
- 445 = 400 + 40 + 5
- 492 * 5 = (400 + 90 + 2) * 5 = 2000 + 450 + 10 = 2460
- 492 * 4 = (400 + 90 + 2) * 4 = 1600 + 360 + 8 = 1968, so 492 * 40 = 19680
- 492 * 4 = (400 + 90 + 2) * 4 = 1600 + 360 + 8 = 1968, so 492 * 400 = 196800
- Sum: 2460 + 19680 = 22140
- Sum: 22140 + 196800 = 218940
Answer: 218940


Question: What is 66 * 7?
Let's think step by step.
- 66 * 7 = (60 + 6) * 7 = 420 + 42 = 462
Answer: 462


Question: What is 875 + 596?
Let's think step by step.
- Add ones: 5 + 6 = 11
- Add tens: 70 + 90 = 160
- Add hundreds: 800 + 500 = 1300
- Sum: 11 + 160 = 171
- Sum: 171 + 1300 = 1471
Answer: 1471


Question: What is 50 * 8?
Let's think step by step.
- 50 * 8 = 400
Answer: 400


Question: What is 37 - 20?
Let's think step by step.
-   7 - 0 = 7, write 7.
-   3 - 2 = 1, write 1.
Answer: 17


Question: What is 84 * 2?
Let's think step by step.
- 84 * 2 = (80 + 4) * 2 = 160 + 8 = 168
Answer: 168


Question: What is 53 + 74?
Let's think step by step.
- Add ones: 3 + 4 = 7
- Add tens: 50 + 70 = 120
- Sum: 7 + 120 = 127
Answer: 127


Question: What is 93 + 39?
Let's think step by step.
- Add ones: 3 + 9 = 12
- Add tens: 90 + 30 = 120
- Sum: 12 + 120 = 132
Answer: 132


Question: What is 98 - 6?
Let's think step by step.
-   8 - 6 = 2, write 2.
-   9 - 0 = 9, write 9.
Answer: 92


Question: What is 88 * 36?
Let's think step by step.
- 36 = 30 + 6
- 88 * 6 = (80 + 8) * 6 = 480 + 48 = 528
- 88 * 3 = (80 + 8) * 3 = 240 + 24 = 264, so 88 * 30 = 2640
- Sum: 528 + 2640 = 3168
Answer: 3168


Question: What is 603 * 2?
Let's think step by step.
- 603 * 2 = (600 + 3) * 2 = 1200 + 6 = 1206
Answer: 1206


Question: What is 86 * 6?
Let's think step by step.
- 86 * 6 = (80 + 6) * 6 = 480 + 36 = 516
Answer: 516


Question: What is 92 * 86?
Let's think step by step.
- 86 = 80 + 6
- 92 * 6 = (90 + 2) * 6 = 540 + 12 = 552
- 92 * 8 = (90 + 2) * 8 = 720 + 16 = 736, so 92 * 80 = 7360
- Sum: 552 + 7360 = 7912
Answer: 7912


Question: What is 335 * 22?
Let's think step by step.
- 22 = 20 + 2
- 335 * 2 = (300 + 30 + 5) * 2 = 600 + 60 + 10 = 670
- 335 * 2 = (300 + 30 + 5) * 2 = 600 + 60 + 10 = 670, so 335 * 20 = 6700
- Sum: 670 + 6700 = 7370
Answer: 7370


Question: What is 108 + 966?
Let's think step by step.
- Add ones: 8 + 6 = 14
- Add tens: 0 + 60 = 60
- Add hundreds: 100 + 900 = 1000
- Sum: 14 + 60 = 74
- Sum: 74 + 1000 = 1074
Answer: 1074


Question: What is 36 - 30?
Let's think step by step.
-   6 - 0 = 6, write 6.
-   3 - 3 = 0, write 0.
Answer: 6


Question: What is 30 - 19?
Let's think step by step.
- 1st digit from right: 0 < 9, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 9 = 1, write 1.
-   2 - 1 = 1, write 1.
Answer: 11


Question: What is 68 * 7?
Let's think step by step.
- 68 * 7 = (60 + 8) * 7 = 420 + 56 = 476
Answer: 476


Question: What is 684 - 345?
Let's think step by step.
- 1st digit from right: 4 < 5, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 5 = 9, write 9.
-   7 - 4 = 3, write 3.
-   6 - 3 = 3, write 3.
Answer: 339


Question: What is 732 * 8?
Let's think step by step.
- 732 * 8 = (700 + 30 + 2) * 8 = 5600 + 240 + 16 = 5856
Answer: 5856


Question: What is 95 - 1?
Let's think step by step.
-   5 - 1 = 4, write 4.
-   9 - 0 = 9, write 9.
Answer: 94


Question: What is 249 * 8?
Let's think step by step.
- 249 * 8 = (200 + 40 + 9) * 8 = 1600 + 320 + 72 = 1992
Answer: 1992


Question: What is 691 + 757?
Let's think step by step.
- Add ones: 1 + 7 = 8
- Add tens: 90 + 50 = 140
- Add hundreds: 600 + 700 = 1300
- Sum: 8 + 140 = 148
- Sum: 148 + 1300 = 1448
Answer: 1448


Question: What is 560 * 73?
Let's think step by step.
- 73 = 70 + 3
- 560 * 3 = (500 + 60) * 3 = 1500 + 180 = 1680
- 560 * 7 = (500 + 60) * 7 = 3500 + 420 = 3920, so 560 * 70 = 39200
- Sum: 1680 + 39200 = 40880
Answer: 40880


Question: What is 22 + 76?
Let's think step by step.
- Add ones: 2 + 6 = 8
- Add tens: 20 + 70 = 90
- Sum: 8 + 90 = 98
Answer: 98


Question: What is 91 * 9?
Let's think step by step.
- 91 * 9 = (90 + 1) * 9 = 810 + 9 = 819
Answer: 819


Question: What is 666 + 484?
Let's think step by step.
- Add ones: 6 + 4 = 10
- Add tens: 60 + 80 = 140
- Add hundreds: 600 + 400 = 1000
- Sum: 10 + 140 = 150
- Sum: 150 + 1000 = 1150
Answer: 1150


Question: What is 48 + 67?
Let's think step by step.
- Add ones: 8 + 7 = 15
- Add tens: 40 + 60 = 100
- Sum: 15 + 100 = 115
Answer: 115


Question: What is 69 - 39?
Let's think step by step.
-   9 - 9 = 0, write 0.
-   6 - 3 = 3, write 3.
Answer: 30


Question: What is 661 - 47?
Let's think step by step.
- 1st digit from right: 1 < 7, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 7 = 4, write 4.
-   5 - 4 = 1, write 1.
-   6 - 0 = 6, write 6.
Answer: 614


Question: What is 95 + 70?
Let's think step by step.
- Add ones: 5 + 0 = 5
- Add tens: 90 + 70 = 160
- Sum: 5 + 160 = 165
Answer: 165


Question: What is 577 * 442?
Let's think step by step.
- 442 = 400 + 40 + 2
- 577 * 2 = (500 + 70 + 7) * 2 = 1000 + 140 + 14 = 1154
- 577 * 4 = (500 + 70 + 7) * 4 = 2000 + 280 + 28 = 2308, so 577 * 40 = 23080
- 577 * 4 = (500 + 70 + 7) * 4 = 2000 + 280 + 28 = 2308, so 577 * 400 = 230800
- Sum: 1154 + 23080 = 24234
- Sum: 24234 + 230800 = 255034
Answer: 255034


Question: What is 85 - 52?
Let's think step by step.
-   5 - 2 = 3, write 3.
-   8 - 5 = 3, write 3.
Answer: 33


Question: What is 972 + 323?
Let's think step by step.
- Add ones: 2 + 3 = 5
- Add tens: 70 + 20 = 90
- Add hundreds: 900 + 300 = 1200
- Sum: 5 + 90 = 95
- Sum: 95 + 1200 = 1295
Answer: 1295


Question: What is 574 + 840?
Let's think step by step.
- Add ones: 4 + 0 = 4
- Add tens: 70 + 40 = 110
- Add hundreds: 500 + 800 = 1300
- Sum: 4 + 110 = 114
- Sum: 114 + 1300 = 1414
Answer: 1414


Question: What is 221 * 394?
Let's think step by step.
- 394 = 300 + 90 + 4
- 221 * 4 = (200 + 20 + 1) * 4 = 800 + 80 + 4 = 884
- 221 * 9 = (200 + 20 + 1) * 9 = 1800 + 180 + 9 = 1989, so 221 * 90 = 19890
- 221 * 3 = (200 + 20 + 1) * 3 = 600 + 60 + 3 = 663, so 221 * 300 = 66300
- Sum: 884 + 19890 = 20774
- Sum: 20774 + 66300 = 87074
Answer: 87074


Question: What is 41 + 24?
Let's think step by step.
- Add ones: 1 + 4 = 5
- Add tens: 40 + 20 = 60
- Sum: 5 + 60 = 65
Answer: 65


Question: What is 65 - 7?
Let's think step by step.
- 1st digit from right: 5 < 7, borrow 1 from the next digit: 5 + 10 = 15.
-   15 - 7 = 8, write 8.
-   5 - 0 = 5, write 5.
Answer: 58


Question: What is 912 * 6?
Let's think step by step.
- 912 * 6 = (900 + 10 + 2) * 6 = 5400 + 60 + 12 = 5472
Answer: 5472


Question: What is 89 * 3?
Let's think step by step.
- 89 * 3 = (80 + 9) * 3 = 240 + 27 = 267
Answer: 267


Question: What is 9253 - 7482?
Let's think step by step.
-   3 - 2 = 1, write 1.
- 2nd digit from right: 5 < 8, borrow 1 from the next digit: 5 + 10 = 15.
-   15 - 8 = 7, write 7.
- 3rd digit from right: 1 < 4, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 4 = 7, write 7.
-   8 - 7 = 1, write 1.
Answer: 1771


Question: What is 88 - 87?
Let's think step by step.
-   8 - 7 = 1, write 1.
-   8 - 8 = 0, write 0.
Answer: 1


Question: What is 367 * 14?
Let's think step by step.
- 14 = 10 + 4
- 367 * 4 = (300 + 60 + 7) * 4 = 1200 + 240 + 28 = 1468
- 367 * 1 = (300 + 60 + 7) * 1 = 300 + 60 + 7 = 367, so 367 * 10 = 3670
- Sum: 1468 + 3670 = 5138
Answer: 5138


Question: What is 80 - 56?
Let's think step by step.
- 1st digit from right: 0 < 6, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 6 = 4, write 4.
-   7 - 5 = 2, write 2.
Answer: 24


Question: What is 29 * 83?
Let's think step by step.
- 83 = 80 + 3
- 29 * 3 = (20 + 9) * 3 = 60 + 27 = 87
- 29 * 8 = (20 + 9) * 8 = 160 + 72 = 232, so 29 * 80 = 2320
- Sum: 87 + 2320 = 2407
Answer: 2407


Question: What is 340 * 10?
Let's think step by step.
- 10 = 10
- 340 * 1 = (300 + 40) * 1 = 300 + 40 = 340, so 340 * 10 = 3400
Answer: 3400


Question: What is 32 * 8?
Let's think step by step.
- 32 * 8 = (30 + 2) * 8 = 240 + 16 = 256
Answer: 256


Question: What is 94 - 67?
Let's think step by step.
- 1st digit from right: 4 < 7, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 7 = 7, write 7.
-   8 - 6 = 2, write 2.
Answer: 27


Question: What is 80 * 69?
Let's think step by step.
- 69 = 60 + 9
- 80 * 9 = 720
- 80 * 6 = 480, so 80 * 60 = 4800
- Sum: 720 + 4800 = 5520
Answer: 5520


Question: What is 47 * 13?
Let's think step by step.
- 13 = 10 + 3
- 47 * 3 = (40 + 7) * 3 = 120 + 21 = 141
- 47 * 1 = (40 + 7) * 1 = 40 + 7 = 47, so 47 * 10 = 470
- Sum: 141 + 470 = 611
Answer: 611


Question: What is 787 * 84?
Let's think step by step.
- 84 = 80 + 4
- 787 * 4 = (700 + 80 + 7) * 4 = 2800 + 320 + 28 = 3148
- 787 * 8 = (700 + 80 + 7) * 8 = 5600 + 640 + 56 = 6296, so 787 * 80 = 62960
- Sum: 3148 + 62960 = 66108
Answer: 66108


Question: What is 50 + 96?
Let's think step by step.
- Add ones: 0 + 6 = 6
- Add tens: 50 + 90 = 140
- Sum: 6 + 140 = 146
Answer: 146


Question: What is 979 + 632?
Let's think step by step.
- Add ones: 9 + 2 = 11
- Add tens: 70 + 30 = 100
- Add hundreds: 900 + 600 = 1500
- Sum: 11 + 100 = 111
- Sum: 111 + 1500 = 1611
Answer: 1611


Question: What is 87 * 58?
Let's think step by step.
- 58 = 50 + 8
- 87 * 8 = (80 + 7) * 8 = 640 + 56 = 696
- 87 * 5 = (80 + 7) * 5 = 400 + 35 = 435, so 87 * 50 = 4350
- Sum: 696 + 4350 = 5046
Answer: 5046


Question: What is 250 + 599?
Let's think step by step.
- Add ones: 0 + 9 = 9
- Add tens: 50 + 90 = 140
- Add hundreds: 200 + 500 = 700
- Sum: 9 + 140 = 149
- Sum: 149 + 700 = 849
Answer: 849


Question: What is 155 * 56?
Let's think step by step.
- 56 = 50 + 6
- 155 * 6 = (100 + 50 + 5) * 6 = 600 + 300 + 30 = 930
- 155 * 5 = (100 + 50 + 5) * 5 = 500 + 250 + 25 = 775, so 155 * 50 = 7750
- Sum: 930 + 7750 = 8680
Answer: 8680


Question: What is 32 + 71?
Let's think step by step.
- Add ones: 2 + 1 = 3
- Add tens: 30 + 70 = 100
- Sum: 3 + 100 = 103
Answer: 103


Question: What is 263 + 278?
Let's think step by step.
- Add ones: 3 + 8 = 11
- Add tens: 60 + 70 = 130
- Add hundreds: 200 + 200 = 400
- Sum: 11 + 130 = 141
- Sum: 141 + 400 = 541
Answer: 541


Question: What is 218 * 5?
Let's think step by step.
- 218 * 5 = (200 + 10 + 8) * 5 = 1000 + 50 + 40 = 1090
Answer: 1090


Question: What is 91 + 21?
Let's think step by step.
- Add ones: 1 + 1 = 2
- Add tens: 90 + 20 = 110
- Sum: 2 + 110 = 112
Answer: 112


Question: What is 75 * 85?
Let's think step by step.
- 85 = 80 + 5
- 75 * 5 = (70 + 5) * 5 = 350 + 25 = 375
- 75 * 8 = (70 + 5) * 8 = 560 + 40 = 600, so 75 * 80 = 6000
- Sum: 375 + 6000 = 6375
Answer: 6375


Question: What is 84 * 9?
Let's think step by step.
- 84 * 9 = (80 + 4) * 9 = 720 + 36 = 756
Answer: 756


Question: What is 579 * 48?
Let's think step by step.
- 48 = 40 + 8
- 579 * 8 = (500 + 70 + 9) * 8 = 4000 + 560 + 72 = 4632
- 579 * 4 = (500 + 70 + 9) * 4 = 2000 + 280 + 36 = 2316, so 579 * 40 = 23160
- Sum: 4632 + 23160 = 27792
Answer: 27792


Question: What is 15 - 9?
Let's think step by step.
- 1st digit from right: 5 < 9, borrow 1 from the next digit: 5 + 10 = 15.
-   15 - 9 = 6, write 6.
-   0 - 0 = 0, write 0.
Answer: 6


Question: What is 17 + 22?
Let's think step by step.
- Add ones: 7 + 2 = 9
- Add tens: 10 + 20 = 30
- Sum: 9 + 30 = 39
Answer: 39


Question: What is 95 + 32?
Let's think step by step.
- Add ones: 5 + 2 = 7
- Add tens: 90 + 30 = 120
- Sum: 7 + 120 = 127
Answer: 127


Question: What is 6333 - 556?
Let's think step by step.
- 1st digit from right: 3 < 6, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 6 = 7, write 7.
- 2nd digit from right: 2 < 5, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 5 = 7, write 7.
- 3rd digit from right: 2 < 5, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 5 = 7, write 7.
-   5 - 0 = 5, write 5.
Answer: 5777


Question: What is 97 * 6?
Let's think step by step.
- 97 * 6 = (90 + 7) * 6 = 540 + 42 = 582
Answer: 582


Question: What is 63 + 17?
Let's think step by step.
- Add ones: 3 + 7 = 10
- Add tens: 60 + 10 = 70
- Sum: 10 + 70 = 80
Answer: 80


Question: What is 24 * 5?
Let's think step by step.
- 24 * 5 = (20 + 4) * 5 = 100 + 20 = 120
Answer: 120


Question: What is 13 + 57?
Let's think step by step.
- Add ones: 3 + 7 = 10
- Add tens: 10 + 50 = 60
- Sum: 10 + 60 = 70
Answer: 70


Question: What is 23 + 27?
Let's think step by step.
- Add ones: 3 + 7 = 10
- Add tens: 20 + 20 = 40
- Sum: 10 + 40 = 50
Answer: 50


Question: What is 51 - 15?
Let's think step by step.
- 1st digit from right: 1 < 5, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 5 = 6, write 6.
-   4 - 1 = 3, write 3.
Answer: 36


Question: What is 79 * 65?
Let's think step by step.
- 65 = 60 + 5
- 79 * 5 = (70 + 9) * 5 = 350 + 45 = 395
- 79 * 6 = (70 + 9) * 6 = 420 + 54 = 474, so 79 * 60 = 4740
- Sum: 395 + 4740 = 5135
Answer: 5135


Question: What is 79 + 73?
Let's think step by step.
- Add ones: 9 + 3 = 12
- Add tens: 70 + 70 = 140
- Sum: 12 + 140 = 152
Answer: 152


Question: What is 52 * 76?
Let's think step by step.
- 76 = 70 + 6
- 52 * 6 = (50 + 2) * 6 = 300 + 12 = 312
- 52 * 7 = (50 + 2) * 7 = 350 + 14 = 364, so 52 * 70 = 3640
- Sum: 312 + 3640 = 3952
Answer: 3952


Question: What is 16 + 78?
Let's think step by step.
- Add ones: 6 + 8 = 14
- Add tens: 10 + 70 = 80
- Sum: 14 + 80 = 94
Answer: 94


Question: What is 964 - 520?
Let's think step by step.
-   4 - 0 = 4, write 4.
-   6 - 2 = 4, write 4.
-   9 - 5 = 4, write 4.
Answer: 444


Question: What is 94 - 20?
Let's think step by step.
-   4 - 0 = 4, write 4.
-   9 - 2 = 7, write 7.
Answer: 74


Question: What is 804 - 707?
Let's think step by step.
- 1st digit from right: 4 < 7, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 7 = 7, write 7.
- 2nd digit from right: reduced to -1 by the previous borrow; -1 < 0, so borrow again: -1 + 10 = 9.
-   9 - 0 = 9, write 9.
-   7 - 7 = 0, write 0.
Answer: 97


Question: What is 901 + 207?
Let's think step by step.
- Add ones: 1 + 7 = 8
- Add tens: 0 + 0 = 0
- Add hundreds: 900 + 200 = 1100
- Sum: 8 + 0 = 8
- Sum: 8 + 1100 = 1108
Answer: 1108


Question: What is 219 + 302?
Let's think step by step.
- Add ones: 9 + 2 = 11
- Add tens: 10 + 0 = 10
- Add hundreds: 200 + 300 = 500
- Sum: 11 + 10 = 21
- Sum: 21 + 500 = 521
Answer: 521


Question: What is 38 * 97?
Let's think step by step.
- 97 = 90 + 7
- 38 * 7 = (30 + 8) * 7 = 210 + 56 = 266
- 38 * 9 = (30 + 8) * 9 = 270 + 72 = 342, so 38 * 90 = 3420
- Sum: 266 + 3420 = 3686
Answer: 3686


Question: What is 90 + 29?
Let's think step by step.
- Add ones: 0 + 9 = 9
- Add tens: 90 + 20 = 110
- Sum: 9 + 110 = 119
Answer: 119


Question: What is 386 * 63?
Let's think step by step.
- 63 = 60 + 3
- 386 * 3 = (300 + 80 + 6) * 3 = 900 + 240 + 18 = 1158
- 386 * 6 = (300 + 80 + 6) * 6 = 1800 + 480 + 36 = 2316, so 386 * 60 = 23160
- Sum: 1158 + 23160 = 24318
Answer: 24318


Question: What is 96 * 5?
Let's think step by step.
- 96 * 5 = (90 + 6) * 5 = 450 + 30 = 480
Answer: 480


Question: What is 30 - 11?
Let's think step by step.
- 1st digit from right: 0 < 1, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 1 = 9, write 9.
-   2 - 1 = 1, write 1.
Answer: 19


Question: What is 630 + 146?
Let's think step by step.
- Add ones: 0 + 6 = 6
- Add tens: 30 + 40 = 70
- Add hundreds: 600 + 100 = 700
- Sum: 6 + 70 = 76
- Sum: 76 + 700 = 776
Answer: 776


Question: What is 999 * 94?
Let's think step by step.
- 94 = 90 + 4
- 999 * 4 = (900 + 90 + 9) * 4 = 3600 + 360 + 36 = 3996
- 999 * 9 = (900 + 90 + 9) * 9 = 8100 + 810 + 81 = 8991, so 999 * 90 = 89910
- Sum: 3996 + 89910 = 93906
Answer: 93906


Question: What is 224 + 328?
Let's think step by step.
- Add ones: 4 + 8 = 12
- Add tens: 20 + 20 = 40
- Add hundreds: 200 + 300 = 500
- Sum: 12 + 40 = 52
- Sum: 52 + 500 = 552
Answer: 552


Question: What is 153 + 671?
Let's think step by step.
- Add ones: 3 + 1 = 4
- Add tens: 50 + 70 = 120
- Add hundreds: 100 + 600 = 700
- Sum: 4 + 120 = 124
- Sum: 124 + 700 = 824
Answer: 824


Question: What is 95 - 22?
Let's think step by step.
-   5 - 2 = 3, write 3.
-   9 - 2 = 7, write 7.
Answer: 73


Question: What is 98 * 89?
Let's think step by step.
- 89 = 80 + 9
- 98 * 9 = (90 + 8) * 9 = 810 + 72 = 882
- 98 * 8 = (90 + 8) * 8 = 720 + 64 = 784, so 98 * 80 = 7840
- Sum: 882 + 7840 = 8722
Answer: 8722


Question: What is 727 - 400?
Let's think step by step.
-   7 - 0 = 7, write 7.
-   2 - 0 = 2, write 2.
-   7 - 4 = 3, write 3.
Answer: 327


Question: What is 92 * 17?
Let's think step by step.
- 17 = 10 + 7
- 92 * 7 = (90 + 2) * 7 = 630 + 14 = 644
- 92 * 1 = (90 + 2) * 1 = 90 + 2 = 92, so 92 * 10 = 920
- Sum: 644 + 920 = 1564
Answer: 1564


Question: What is 557 * 89?
Let's think step by step.
- 89 = 80 + 9
- 557 * 9 = (500 + 50 + 7) * 9 = 4500 + 450 + 63 = 5013
- 557 * 8 = (500 + 50 + 7) * 8 = 4000 + 400 + 56 = 4456, so 557 * 80 = 44560
- Sum: 5013 + 44560 = 49573
Answer: 49573


Question: What is 3231 - 1619?
Let's think step by step.
- 1st digit from right: 1 < 9, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 9 = 2, write 2.
-   2 - 1 = 1, write 1.
- 3rd digit from right: 2 < 6, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 6 = 6, write 6.
-   2 - 1 = 1, write 1.
Answer: 1612


Question: What is 87 * 8?
Let's think step by step.
- 87 * 8 = (80 + 7) * 8 = 640 + 56 = 696
Answer: 696


Question: What is 42 * 24?
Let's think step by step.
- 24 = 20 + 4
- 42 * 4 = (40 + 2) * 4 = 160 + 8 = 168
- 42 * 2 = (40 + 2) * 2 = 80 + 4 = 84, so 42 * 20 = 840
- Sum: 168 + 840 = 1008
Answer: 1008


Question: What is 79 - 60?
Let's think step by step.
-   9 - 0 = 9, write 9.
-   7 - 6 = 1, write 1.
Answer: 19


Question: What is 55 + 83?
Let's think step by step.
- Add ones: 5 + 3 = 8
- Add tens: 50 + 80 = 130
- Sum: 8 + 130 = 138
Answer: 138


Question: What is 97 - 35?
Let's think step by step.
-   7 - 5 = 2, write 2.
-   9 - 3 = 6, write 6.
Answer: 62


Question: What is 77 + 57?
Let's think step by step.
- Add ones: 7 + 7 = 14
- Add tens: 70 + 50 = 120
- Sum: 14 + 120 = 134
Answer: 134


Question: What is 36 + 64?
Let's think step by step.
- Add ones: 6 + 4 = 10
- Add tens: 30 + 60 = 90
- Sum: 10 + 90 = 100
Answer: 100


Question: What is 776 * 3?
Let's think step by step.
- 776 * 3 = (700 + 70 + 6) * 3 = 2100 + 210 + 18 = 2328
Answer: 2328


Question: What is 58 - 49?
Let's think step by step.
- 1st digit from right: 8 < 9, borrow 1 from the next digit: 8 + 10 = 18.
-   18 - 9 = 9, write 9.
-   4 - 4 = 0, write 0.
Answer: 9