Question: What is 7943 - 6347?
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 < 4, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 4 = 9, write 9.
-   8 - 3 = 5, write 5.
-   7 - 6 = 1, write 1.
Answer: 1596


Question: What is 57 - 48?
Let's think step by step.
- 1st digit from right: 7 < 8, borrow 1 from the next digit: 7 + 10 = 17.
-   17 - 8 = 9, write 9.
-   4 - 4 = 0, write 0.
Answer: 9


Question: What is 14 * 92?
Let's think step by step.
- 92 = 90 + 2
- 14 * 2 = (10 + 4) * 2 = 20 + 8 = 28
- 14 * 9 = (10 + 4) * 9 = 90 + 36 = 126, so 14 * 90 = 1260
- Sum: 28 + 1260 = 1288
Answer: 1288


Question: What is 99 + 69?
Let's think step by step.
- Add ones: 9 + 9 = 18
- Add tens: 90 + 60 = 150
- Sum: 18 + 150 = 168
Answer: 168


Question: What is 1471 - 590?
Let's think step by step.
-   1 - 0 = 1, write 1.
- 2nd digit from right: 7 < 9, borrow 1 from the next digit: 7 + 10 = 17.
-   17 - 9 = 8, write 8.
- 3rd digit from right: 3 < 5, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 5 = 8, write 8.
-   0 - 0 = 0, write 0.
Answer: 881


Question: What is 989 - 839?
Let's think step by step.
-   9 - 9 = 0, write 0.
-   8 - 3 = 5, write 5.
-   9 - 8 = 1, write 1.
Answer: 150


Question: What is 63 + 53?
Let's think step by step.
- Add ones: 3 + 3 = 6
- Add tens: 60 + 50 = 110
- Sum: 6 + 110 = 116
Answer: 116


Question: What is 18 * 44?
Let's think step by step.
- 44 = 40 + 4
- 18 * 4 = (10 + 8) * 4 = 40 + 32 = 72
- 18 * 4 = (10 + 8) * 4 = 40 + 32 = 72, so 18 * 40 = 720
- Sum: 72 + 720 = 792
Answer: 792


Question: What is 48 * 92?
Let's think step by step.
- 92 = 90 + 2
- 48 * 2 = (40 + 8) * 2 = 80 + 16 = 96
- 48 * 9 = (40 + 8) * 9 = 360 + 72 = 432, so 48 * 90 = 4320
- Sum: 96 + 4320 = 4416
Answer: 4416


Question: What is 7139 - 6917?
Let's think step by step.
-   9 - 7 = 2, write 2.
-   3 - 1 = 2, write 2.
- 3rd digit from right: 1 < 9, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 9 = 2, write 2.
-   6 - 6 = 0, write 0.
Answer: 222


Question: What is 45 * 97?
Let's think step by step.
- 97 = 90 + 7
- 45 * 7 = (40 + 5) * 7 = 280 + 35 = 315
- 45 * 9 = (40 + 5) * 9 = 360 + 45 = 405, so 45 * 90 = 4050
- Sum: 315 + 4050 = 4365
Answer: 4365


Question: What is 810 * 57?
Let's think step by step.
- 57 = 50 + 7
- 810 * 7 = (800 + 10) * 7 = 5600 + 70 = 5670
- 810 * 5 = (800 + 10) * 5 = 4000 + 50 = 4050, so 810 * 50 = 40500
- Sum: 5670 + 40500 = 46170
Answer: 46170


Question: What is 59 * 8?
Let's think step by step.
- 59 * 8 = (50 + 9) * 8 = 400 + 72 = 472
Answer: 472


Question: What is 69 - 9?
Let's think step by step.
-   9 - 9 = 0, write 0.
-   6 - 0 = 6, write 6.
Answer: 60


Question: What is 242 * 7?
Let's think step by step.
- 242 * 7 = (200 + 40 + 2) * 7 = 1400 + 280 + 14 = 1694
Answer: 1694


Question: What is 986 - 714?
Let's think step by step.
-   6 - 4 = 2, write 2.
-   8 - 1 = 7, write 7.
-   9 - 7 = 2, write 2.
Answer: 272


Question: What is 54 * 67?
Let's think step by step.
- 67 = 60 + 7
- 54 * 7 = (50 + 4) * 7 = 350 + 28 = 378
- 54 * 6 = (50 + 4) * 6 = 300 + 24 = 324, so 54 * 60 = 3240
- Sum: 378 + 3240 = 3618
Answer: 3618


Question: What is 61 - 31?
Let's think step by step.
-   1 - 1 = 0, write 0.
-   6 - 3 = 3, write 3.
Answer: 30


Question: What is 46 - 40?
Let's think step by step.
-   6 - 0 = 6, write 6.
-   4 - 4 = 0, write 0.
Answer: 6


Question: What is 97 - 48?
Let's think step by step.
- 1st digit from right: 7 < 8, borrow 1 from the next digit: 7 + 10 = 17.
-   17 - 8 = 9, write 9.
-   8 - 4 = 4, write 4.
Answer: 49


Question: What is 995 + 839?
Let's think step by step.
- Add ones: 5 + 9 = 14
- Add tens: 90 + 30 = 120
- Add hundreds: 900 + 800 = 1700
- Sum: 14 + 120 = 134
- Sum: 134 + 1700 = 1834
Answer: 1834


Question: What is 25 + 41?
Let's think step by step.
- Add ones: 5 + 1 = 6
- Add tens: 20 + 40 = 60
- Sum: 6 + 60 = 66
Answer: 66


Question: What is 856 * 16?
Let's think step by step.
- 16 = 10 + 6
- 856 * 6 = (800 + 50 + 6) * 6 = 4800 + 300 + 36 = 5136
- 856 * 1 = (800 + 50 + 6) * 1 = 800 + 50 + 6 = 856, so 856 * 10 = 8560
- Sum: 5136 + 8560 = 13696
Answer: 13696


Question: What is 588 * 3?
Let's think step by step.
- 588 * 3 = (500 + 80 + 8) * 3 = 1500 + 240 + 24 = 1764
Answer: 1764


Question: What is 12 + 74?
Let's think step by step.
- Add ones: 2 + 4 = 6
- Add tens: 10 + 70 = 80
- Sum: 6 + 80 = 86
Answer: 86


Question: What is 229 * 15?
Let's think step by step.
- 15 = 10 + 5
- 229 * 5 = (200 + 20 + 9) * 5 = 1000 + 100 + 45 = 1145
- 229 * 1 = (200 + 20 + 9) * 1 = 200 + 20 + 9 = 229, so 229 * 10 = 2290
- Sum: 1145 + 2290 = 3435
Answer: 3435


Question: What is 902 - 768?
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.
- 2nd digit from right: reduced to -1 by the previous borrow; -1 < 6, so borrow again: -1 + 10 = 9.
-   9 - 6 = 3, write 3.
-   8 - 7 = 1, write 1.
Answer: 134


Question: What is 73 - 11?
Let's think step by step.
-   3 - 1 = 2, write 2.
-   7 - 1 = 6, write 6.
Answer: 62


Question: What is 95 * 80?
Let's think step by step.
- 80 = 80
- 95 * 8 = (90 + 5) * 8 = 720 + 40 = 760, so 95 * 80 = 7600
Answer: 7600


Question: What is 86 + 70?
Let's think step by step.
- Add ones: 6 + 0 = 6
- Add tens: 80 + 70 = 150
- Sum: 6 + 150 = 156
Answer: 156


Question: What is 422 * 4?
Let's think step by step.
- 422 * 4 = (400 + 20 + 2) * 4 = 1600 + 80 + 8 = 1688
Answer: 1688


Question: What is 887 - 402?
Let's think step by step.
-   7 - 2 = 5, write 5.
-   8 - 0 = 8, write 8.
-   8 - 4 = 4, write 4.
Answer: 485


Question: What is 67 * 53?
Let's think step by step.
- 53 = 50 + 3
- 67 * 3 = (60 + 7) * 3 = 180 + 21 = 201
- 67 * 5 = (60 + 7) * 5 = 300 + 35 = 335, so 67 * 50 = 3350
- Sum: 201 + 3350 = 3551
Answer: 3551


Question: What is 35 - 25?
Let's think step by step.
-   5 - 5 = 0, write 0.
-   3 - 2 = 1, write 1.
Answer: 10


Question: What is 73 - 63?
Let's think step by step.
-   3 - 3 = 0, write 0.
-   7 - 6 = 1, write 1.
Answer: 10


Question: What is 203 * 3?
Let's think step by step.
- 203 * 3 = (200 + 3) * 3 = 600 + 9 = 609
Answer: 609


Question: What is 640 - 532?
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.
-   6 - 5 = 1, write 1.
Answer: 108


Question: What is 38 * 62?
Let's think step by step.
- 62 = 60 + 2
- 38 * 2 = (30 + 8) * 2 = 60 + 16 = 76
- 38 * 6 = (30 + 8) * 6 = 180 + 48 = 228, so 38 * 60 = 2280
- Sum: 76 + 2280 = 2356
Answer: 2356


Question: What is 84 + 17?
Let's think step by step.
- Add ones: 4 + 7 = 11
- Add tens: 80 + 10 = 90
- Sum: 11 + 90 = 101
Answer: 101


Question: What is 5295 - 3303?
Let's think step by step.
-   5 - 3 = 2, write 2.
-   9 - 0 = 9, write 9.
- 3rd digit from right: 2 < 3, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 3 = 9, write 9.
-   4 - 3 = 1, write 1.
Answer: 1992


Question: What is 40 * 59?
Let's think step by step.
- 59 = 50 + 9
- 40 * 9 = 360
- 40 * 5 = 200, so 40 * 50 = 2000
- Sum: 360 + 2000 = 2360
Answer: 2360


Question: What is 70 - 43?
Let's think step by step.
- 1st digit from right: 0 < 3, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 3 = 7, write 7.
-   6 - 4 = 2, write 2.
Answer: 27


Question: What is 57 + 35?
Let's think step by step.
- Add ones: 7 + 5 = 12
- Add tens: 50 + 30 = 80
- Sum: 12 + 80 = 92
Answer: 92


Question: What is 331 * 88?
Let's think step by step.
- 88 = 80 + 8
- 331 * 8 = (300 + 30 + 1) * 8 = 2400 + 240 + 8 = 2648
- 331 * 8 = (300 + 30 + 1) * 8 = 2400 + 240 + 8 = 2648, so 331 * 80 = 26480
- Sum: 2648 + 26480 = 29128
Answer: 29128


Question: What is 262 * 9?
Let's think step by step.
- 262 * 9 = (200 + 60 + 2) * 9 = 1800 + 540 + 18 = 2358
Answer: 2358


Question: What is 95 + 31?
Let's think step by step.
- Add ones: 5 + 1 = 6
- Add tens: 90 + 30 = 120
- Sum: 6 + 120 = 126
Answer: 126


Question: What is 289 * 95?
Let's think step by step.
- 95 = 90 + 5
- 289 * 5 = (200 + 80 + 9) * 5 = 1000 + 400 + 45 = 1445
- 289 * 9 = (200 + 80 + 9) * 9 = 1800 + 720 + 81 = 2601, so 289 * 90 = 26010
- Sum: 1445 + 26010 = 27455
Answer: 27455


Question: What is 557 - 518?
Let's think step by step.
- 1st digit from right: 7 < 8, borrow 1 from the next digit: 7 + 10 = 17.
-   17 - 8 = 9, write 9.
-   4 - 1 = 3, write 3.
-   5 - 5 = 0, write 0.
Answer: 39


Question: What is 788 * 2?
Let's think step by step.
- 788 * 2 = (700 + 80 + 8) * 2 = 1400 + 160 + 16 = 1576
Answer: 1576


Question: What is 968 * 7?
Let's think step by step.
- 968 * 7 = (900 + 60 + 8) * 7 = 6300 + 420 + 56 = 6776
Answer: 6776


Question: What is 55 - 54?
Let's think step by step.
-   5 - 4 = 1, write 1.
-   5 - 5 = 0, write 0.
Answer: 1


Question: What is 79 - 53?
Let's think step by step.
-   9 - 3 = 6, write 6.
-   7 - 5 = 2, write 2.
Answer: 26


Question: What is 42 + 82?
Let's think step by step.
- Add ones: 2 + 2 = 4
- Add tens: 40 + 80 = 120
- Sum: 4 + 120 = 124
Answer: 124


Question: What is 66 - 53?
Let's think step by step.
-   6 - 3 = 3, write 3.
-   6 - 5 = 1, write 1.
Answer: 13


Question: What is 786 * 12?
Let's think step by step.
- 12 = 10 + 2
- 786 * 2 = (700 + 80 + 6) * 2 = 1400 + 160 + 12 = 1572
- 786 * 1 = (700 + 80 + 6) * 1 = 700 + 80 + 6 = 786, so 786 * 10 = 7860
- Sum: 1572 + 7860 = 9432
Answer: 9432


Question: What is 687 * 7?
Let's think step by step.
- 687 * 7 = (600 + 80 + 7) * 7 = 4200 + 560 + 49 = 4809
Answer: 4809


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


Question: What is 932 - 593?
Let's think step by step.
- 1st digit from right: 2 < 3, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 3 = 9, write 9.
- 2nd digit from right: 2 < 9, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 9 = 3, write 3.
-   8 - 5 = 3, write 3.
Answer: 339


Question: What is 23 + 86?
Let's think step by step.
- Add ones: 3 + 6 = 9
- Add tens: 20 + 80 = 100
- Sum: 9 + 100 = 109
Answer: 109


Question: What is 358 + 493?
Let's think step by step.
- Add ones: 8 + 3 = 11
- Add tens: 50 + 90 = 140
- Add hundreds: 300 + 400 = 700
- Sum: 11 + 140 = 151
- Sum: 151 + 700 = 851
Answer: 851


Question: What is 13 * 40?
Let's think step by step.
- 40 = 40
- 13 * 4 = (10 + 3) * 4 = 40 + 12 = 52, so 13 * 40 = 520
Answer: 520


Question: What is 13 * 92?
Let's think step by step.
- 92 = 90 + 2
- 13 * 2 = (10 + 3) * 2 = 20 + 6 = 26
- 13 * 9 = (10 + 3) * 9 = 90 + 27 = 117, so 13 * 90 = 1170
- Sum: 26 + 1170 = 1196
Answer: 1196


Question: What is 60 * 21?
Let's think step by step.
- 21 = 20 + 1
- 60 * 1 = 60
- 60 * 2 = 120, so 60 * 20 = 1200
- Sum: 60 + 1200 = 1260
Answer: 1260


Question: What is 964 - 704?
Let's think step by step.
-   4 - 4 = 0, write 0.
-   6 - 0 = 6, write 6.
-   9 - 7 = 2, write 2.
Answer: 260


Question: What is 560 + 277?
Let's think step by step.
- Add ones: 0 + 7 = 7
- Add tens: 60 + 70 = 130
- Add hundreds: 500 + 200 = 700
- Sum: 7 + 130 = 137
- Sum: 137 + 700 = 837
Answer: 837


Question: What is 693 + 815?
Let's think step by step.
- Add ones: 3 + 5 = 8
- Add tens: 90 + 10 = 100
- Add hundreds: 600 + 800 = 1400
- Sum: 8 + 100 = 108
- Sum: 108 + 1400 = 1508
Answer: 1508


Question: What is 419 + 706?
Let's think step by step.
- Add ones: 9 + 6 = 15
- Add tens: 10 + 0 = 10
- Add hundreds: 400 + 700 = 1100
- Sum: 15 + 10 = 25
- Sum: 25 + 1100 = 1125
Answer: 1125


Question: What is 56 * 36?
Let's think step by step.
- 36 = 30 + 6
- 56 * 6 = (50 + 6) * 6 = 300 + 36 = 336
- 56 * 3 = (50 + 6) * 3 = 150 + 18 = 168, so 56 * 30 = 1680
- Sum: 336 + 1680 = 2016
Answer: 2016


Question: What is 41 - 39?
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 - 3 = 0, write 0.
Answer: 2


Question: What is 770 + 971?
Let's think step by step.
- Add ones: 0 + 1 = 1
- Add tens: 70 + 70 = 140
- Add hundreds: 700 + 900 = 1600
- Sum: 1 + 140 = 141
- Sum: 141 + 1600 = 1741
Answer: 1741


Question: What is 9730 - 3773?
Let's think step by step.
- 1st digit from right: 0 < 3, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 3 = 7, write 7.
- 2nd digit from right: 2 < 7, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 7 = 5, write 5.
- 3rd digit from right: 6 < 7, borrow 1 from the next digit: 6 + 10 = 16.
-   16 - 7 = 9, write 9.
-   8 - 3 = 5, write 5.
Answer: 5957


Question: What is 462 * 3?
Let's think step by step.
- 462 * 3 = (400 + 60 + 2) * 3 = 1200 + 180 + 6 = 1386
Answer: 1386


Question: What is 72 - 14?
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.
-   6 - 1 = 5, write 5.
Answer: 58


Question: What is 72 - 54?
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.
-   6 - 5 = 1, write 1.
Answer: 18


Question: What is 231 * 2?
Let's think step by step.
- 231 * 2 = (200 + 30 + 1) * 2 = 400 + 60 + 2 = 462
Answer: 462


Question: What is 41 + 16?
Let's think step by step.
- Add ones: 1 + 6 = 7
- Add tens: 40 + 10 = 50
- Sum: 7 + 50 = 57
Answer: 57


Question: What is 599 + 981?
Let's think step by step.
- Add ones: 9 + 1 = 10
- Add tens: 90 + 80 = 170
- Add hundreds: 500 + 900 = 1400
- Sum: 10 + 170 = 180
- Sum: 180 + 1400 = 1580
Answer: 1580


Question: What is 129 + 718?
Let's think step by step.
- Add ones: 9 + 8 = 17
- Add tens: 20 + 10 = 30
- Add hundreds: 100 + 700 = 800
- Sum: 17 + 30 = 47
- Sum: 47 + 800 = 847
Answer: 847


Question: What is 45 + 85?
Let's think step by step.
- Add ones: 5 + 5 = 10
- Add tens: 40 + 80 = 120
- Sum: 10 + 120 = 130
Answer: 130


Question: What is 393 + 944?
Let's think step by step.
- Add ones: 3 + 4 = 7
- Add tens: 90 + 40 = 130
- Add hundreds: 300 + 900 = 1200
- Sum: 7 + 130 = 137
- Sum: 137 + 1200 = 1337
Answer: 1337


Question: What is 913 - 737?
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: 0 < 3, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 3 = 7, write 7.
-   8 - 7 = 1, write 1.
Answer: 176


Question: What is 38 + 88?
Let's think step by step.
- Add ones: 8 + 8 = 16
- Add tens: 30 + 80 = 110
- Sum: 16 + 110 = 126
Answer: 126


Question: What is 8051 - 6342?
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.
-   4 - 4 = 0, write 0.
- 3rd digit from right: 0 < 3, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 3 = 7, write 7.
-   7 - 6 = 1, write 1.
Answer: 1709


Question: What is 78 - 8?
Let's think step by step.
-   8 - 8 = 0, write 0.
-   7 - 0 = 7, write 7.
Answer: 70


Question: What is 897 + 295?
Let's think step by step.
- Add ones: 7 + 5 = 12
- Add tens: 90 + 90 = 180
- Add hundreds: 800 + 200 = 1000
- Sum: 12 + 180 = 192
- Sum: 192 + 1000 = 1192
Answer: 1192


Question: What is 121 * 87?
Let's think step by step.
- 87 = 80 + 7
- 121 * 7 = (100 + 20 + 1) * 7 = 700 + 140 + 7 = 847
- 121 * 8 = (100 + 20 + 1) * 8 = 800 + 160 + 8 = 968, so 121 * 80 = 9680
- Sum: 847 + 9680 = 10527
Answer: 10527


Question: What is 802 * 841?
Let's think step by step.
- 841 = 800 + 40 + 1
- 802 * 1 = (800 + 2) * 1 = 800 + 2 = 802
- 802 * 4 = (800 + 2) * 4 = 3200 + 8 = 3208, so 802 * 40 = 32080
- 802 * 8 = (800 + 2) * 8 = 6400 + 16 = 6416, so 802 * 800 = 641600
- Sum: 802 + 32080 = 32882
- Sum: 32882 + 641600 = 674482
Answer: 674482


Question: What is 69 - 6?
Let's think step by step.
-   9 - 6 = 3, write 3.
-   6 - 0 = 6, write 6.
Answer: 63


Question: What is 55 + 49?
Let's think step by step.
- Add ones: 5 + 9 = 14
- Add tens: 50 + 40 = 90
- Sum: 14 + 90 = 104
Answer: 104


Question: What is 28 + 56?
Let's think step by step.
- Add ones: 8 + 6 = 14
- Add tens: 20 + 50 = 70
- Sum: 14 + 70 = 84
Answer: 84


Question: What is 88 - 55?
Let's think step by step.
-   8 - 5 = 3, write 3.
-   8 - 5 = 3, write 3.
Answer: 33


Question: What is 29 + 75?
Let's think step by step.
- Add ones: 9 + 5 = 14
- Add tens: 20 + 70 = 90
- Sum: 14 + 90 = 104
Answer: 104


Question: What is 9462 - 5659?
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.
-   5 - 5 = 0, write 0.
- 3rd digit from right: 4 < 6, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 6 = 8, write 8.
-   8 - 5 = 3, write 3.
Answer: 3803


Question: What is 23 * 41?
Let's think step by step.
- 41 = 40 + 1
- 23 * 1 = (20 + 3) * 1 = 20 + 3 = 23
- 23 * 4 = (20 + 3) * 4 = 80 + 12 = 92, so 23 * 40 = 920
- Sum: 23 + 920 = 943
Answer: 943


Question: What is 465 + 347?
Let's think step by step.
- Add ones: 5 + 7 = 12
- Add tens: 60 + 40 = 100
- Add hundreds: 400 + 300 = 700
- Sum: 12 + 100 = 112
- Sum: 112 + 700 = 812
Answer: 812


Question: What is 38 - 19?
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.
-   2 - 1 = 1, write 1.
Answer: 19


Question: What is 402 + 220?
Let's think step by step.
- Add ones: 2 + 0 = 2
- Add tens: 0 + 20 = 20
- Add hundreds: 400 + 200 = 600
- Sum: 2 + 20 = 22
- Sum: 22 + 600 = 622
Answer: 622


Question: What is 68 * 2?
Let's think step by step.
- 68 * 2 = (60 + 8) * 2 = 120 + 16 = 136
Answer: 136


Question: What is 85 - 60?
Let's think step by step.
-   5 - 0 = 5, write 5.
-   8 - 6 = 2, write 2.
Answer: 25


Question: What is 282 * 49?
Let's think step by step.
- 49 = 40 + 9
- 282 * 9 = (200 + 80 + 2) * 9 = 1800 + 720 + 18 = 2538
- 282 * 4 = (200 + 80 + 2) * 4 = 800 + 320 + 8 = 1128, so 282 * 40 = 11280
- Sum: 2538 + 11280 = 13818
Answer: 13818


Question: What is 518 + 832?
Let's think step by step.
- Add ones: 8 + 2 = 10
- Add tens: 10 + 30 = 40
- Add hundreds: 500 + 800 = 1300
- Sum: 10 + 40 = 50
- Sum: 50 + 1300 = 1350
Answer: 1350


Question: What is 27 * 14?
Let's think step by step.
- 14 = 10 + 4
- 27 * 4 = (20 + 7) * 4 = 80 + 28 = 108
- 27 * 1 = (20 + 7) * 1 = 20 + 7 = 27, so 27 * 10 = 270
- Sum: 108 + 270 = 378
Answer: 378


Question: What is 88 + 33?
Let's think step by step.
- Add ones: 8 + 3 = 11
- Add tens: 80 + 30 = 110
- Sum: 11 + 110 = 121
Answer: 121


Question: What is 37 * 10?
Let's think step by step.
- 10 = 10
- 37 * 1 = (30 + 7) * 1 = 30 + 7 = 37, so 37 * 10 = 370
Answer: 370


Question: What is 369 * 4?
Let's think step by step.
- 369 * 4 = (300 + 60 + 9) * 4 = 1200 + 240 + 36 = 1476
Answer: 1476


Question: What is 72 * 95?
Let's think step by step.
- 95 = 90 + 5
- 72 * 5 = (70 + 2) * 5 = 350 + 10 = 360
- 72 * 9 = (70 + 2) * 9 = 630 + 18 = 648, so 72 * 90 = 6480
- Sum: 360 + 6480 = 6840
Answer: 6840


Question: What is 94 + 14?
Let's think step by step.
- Add ones: 4 + 4 = 8
- Add tens: 90 + 10 = 100
- Sum: 8 + 100 = 108
Answer: 108


Question: What is 75 + 13?
Let's think step by step.
- Add ones: 5 + 3 = 8
- Add tens: 70 + 10 = 80
- Sum: 8 + 80 = 88
Answer: 88


Question: What is 9942 - 6760?
Let's think step by step.
-   2 - 0 = 2, write 2.
- 2nd digit from right: 4 < 6, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 6 = 8, write 8.
-   8 - 7 = 1, write 1.
-   9 - 6 = 3, write 3.
Answer: 3182


Question: What is 677 * 3?
Let's think step by step.
- 677 * 3 = (600 + 70 + 7) * 3 = 1800 + 210 + 21 = 2031
Answer: 2031


Question: What is 507 + 630?
Let's think step by step.
- Add ones: 7 + 0 = 7
- Add tens: 0 + 30 = 30
- Add hundreds: 500 + 600 = 1100
- Sum: 7 + 30 = 37
- Sum: 37 + 1100 = 1137
Answer: 1137


Question: What is 196 * 39?
Let's think step by step.
- 39 = 30 + 9
- 196 * 9 = (100 + 90 + 6) * 9 = 900 + 810 + 54 = 1764
- 196 * 3 = (100 + 90 + 6) * 3 = 300 + 270 + 18 = 588, so 196 * 30 = 5880
- Sum: 1764 + 5880 = 7644
Answer: 7644


Question: What is 605 * 19?
Let's think step by step.
- 19 = 10 + 9
- 605 * 9 = (600 + 5) * 9 = 5400 + 45 = 5445
- 605 * 1 = (600 + 5) * 1 = 600 + 5 = 605, so 605 * 10 = 6050
- Sum: 5445 + 6050 = 11495
Answer: 11495


Question: What is 709 + 144?
Let's think step by step.
- Add ones: 9 + 4 = 13
- Add tens: 0 + 40 = 40
- Add hundreds: 700 + 100 = 800
- Sum: 13 + 40 = 53
- Sum: 53 + 800 = 853
Answer: 853


Question: What is 80 * 45?
Let's think step by step.
- 45 = 40 + 5
- 80 * 5 = 400
- 80 * 4 = 320, so 80 * 40 = 3200
- Sum: 400 + 3200 = 3600
Answer: 3600


Question: What is 709 - 437?
Let's think step by step.
-   9 - 7 = 2, write 2.
- 2nd digit from right: 0 < 3, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 3 = 7, write 7.
-   6 - 4 = 2, write 2.
Answer: 272


Question: What is 504 * 87?
Let's think step by step.
- 87 = 80 + 7
- 504 * 7 = (500 + 4) * 7 = 3500 + 28 = 3528
- 504 * 8 = (500 + 4) * 8 = 4000 + 32 = 4032, so 504 * 80 = 40320
- Sum: 3528 + 40320 = 43848
Answer: 43848


Question: What is 945 + 950?
Let's think step by step.
- Add ones: 5 + 0 = 5
- Add tens: 40 + 50 = 90
- Add hundreds: 900 + 900 = 1800
- Sum: 5 + 90 = 95
- Sum: 95 + 1800 = 1895
Answer: 1895


Question: What is 693 + 611?
Let's think step by step.
- Add ones: 3 + 1 = 4
- Add tens: 90 + 10 = 100
- Add hundreds: 600 + 600 = 1200
- Sum: 4 + 100 = 104
- Sum: 104 + 1200 = 1304
Answer: 1304


Question: What is 853 + 870?
Let's think step by step.
- Add ones: 3 + 0 = 3
- Add tens: 50 + 70 = 120
- Add hundreds: 800 + 800 = 1600
- Sum: 3 + 120 = 123
- Sum: 123 + 1600 = 1723
Answer: 1723


Question: What is 343 - 185?
Let's think step by step.
- 1st digit from right: 3 < 5, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 5 = 8, write 8.
- 2nd digit from right: 3 < 8, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 8 = 5, write 5.
-   2 - 1 = 1, write 1.
Answer: 158


Question: What is 776 - 562?
Let's think step by step.
-   6 - 2 = 4, write 4.
-   7 - 6 = 1, write 1.
-   7 - 5 = 2, write 2.
Answer: 214


Question: What is 485 * 392?
Let's think step by step.
- 392 = 300 + 90 + 2
- 485 * 2 = (400 + 80 + 5) * 2 = 800 + 160 + 10 = 970
- 485 * 9 = (400 + 80 + 5) * 9 = 3600 + 720 + 45 = 4365, so 485 * 90 = 43650
- 485 * 3 = (400 + 80 + 5) * 3 = 1200 + 240 + 15 = 1455, so 485 * 300 = 145500
- Sum: 970 + 43650 = 44620
- Sum: 44620 + 145500 = 190120
Answer: 190120


Question: What is 77 - 25?
Let's think step by step.
-   7 - 5 = 2, write 2.
-   7 - 2 = 5, write 5.
Answer: 52


Question: What is 313 * 5?
Let's think step by step.
- 313 * 5 = (300 + 10 + 3) * 5 = 1500 + 50 + 15 = 1565
Answer: 1565


Question: What is 86 + 34?
Let's think step by step.
- Add ones: 6 + 4 = 10
- Add tens: 80 + 30 = 110
- Sum: 10 + 110 = 120
Answer: 120


Question: What is 38 * 35?
Let's think step by step.
- 35 = 30 + 5
- 38 * 5 = (30 + 8) * 5 = 150 + 40 = 190
- 38 * 3 = (30 + 8) * 3 = 90 + 24 = 114, so 38 * 30 = 1140
- Sum: 190 + 1140 = 1330
Answer: 1330


Question: What is 761 + 803?
Let's think step by step.
- Add ones: 1 + 3 = 4
- Add tens: 60 + 0 = 60
- Add hundreds: 700 + 800 = 1500
- Sum: 4 + 60 = 64
- Sum: 64 + 1500 = 1564
Answer: 1564


Question: What is 238 + 750?
Let's think step by step.
- Add ones: 8 + 0 = 8
- Add tens: 30 + 50 = 80
- Add hundreds: 200 + 700 = 900
- Sum: 8 + 80 = 88
- Sum: 88 + 900 = 988
Answer: 988


Question: What is 378 * 384?
Let's think step by step.
- 384 = 300 + 80 + 4
- 378 * 4 = (300 + 70 + 8) * 4 = 1200 + 280 + 32 = 1512
- 378 * 8 = (300 + 70 + 8) * 8 = 2400 + 560 + 64 = 3024, so 378 * 80 = 30240
- 378 * 3 = (300 + 70 + 8) * 3 = 900 + 210 + 24 = 1134, so 378 * 300 = 113400
- Sum: 1512 + 30240 = 31752
- Sum: 31752 + 113400 = 145152
Answer: 145152


Question: What is 861 - 703?
Let's think step by step.
- 1st digit from right: 1 < 3, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 3 = 8, write 8.
-   5 - 0 = 5, write 5.
-   8 - 7 = 1, write 1.
Answer: 158


Question: What is 314 * 807?
Let's think step by step.
- 807 = 800 + 7
- 314 * 7 = (300 + 10 + 4) * 7 = 2100 + 70 + 28 = 2198
- 314 * 8 = (300 + 10 + 4) * 8 = 2400 + 80 + 32 = 2512, so 314 * 800 = 251200
- Sum: 2198 + 251200 = 253398
Answer: 253398


Question: What is 717 * 20?
Let's think step by step.
- 20 = 20
- 717 * 2 = (700 + 10 + 7) * 2 = 1400 + 20 + 14 = 1434, so 717 * 20 = 14340
Answer: 14340


Question: What is 62 + 65?
Let's think step by step.
- Add ones: 2 + 5 = 7
- Add tens: 60 + 60 = 120
- Sum: 7 + 120 = 127
Answer: 127


Question: What is 91 + 16?
Let's think step by step.
- Add ones: 1 + 6 = 7
- Add tens: 90 + 10 = 100
- Sum: 7 + 100 = 107
Answer: 107


Question: What is 21 + 15?
Let's think step by step.
- Add ones: 1 + 5 = 6
- Add tens: 20 + 10 = 30
- Sum: 6 + 30 = 36
Answer: 36


Question: What is 71 + 15?
Let's think step by step.
- Add ones: 1 + 5 = 6
- Add tens: 70 + 10 = 80
- Sum: 6 + 80 = 86
Answer: 86


Question: What is 478 * 562?
Let's think step by step.
- 562 = 500 + 60 + 2
- 478 * 2 = (400 + 70 + 8) * 2 = 800 + 140 + 16 = 956
- 478 * 6 = (400 + 70 + 8) * 6 = 2400 + 420 + 48 = 2868, so 478 * 60 = 28680
- 478 * 5 = (400 + 70 + 8) * 5 = 2000 + 350 + 40 = 2390, so 478 * 500 = 239000
- Sum: 956 + 28680 = 29636
- Sum: 29636 + 239000 = 268636
Answer: 268636


Question: What is 553 - 245?
Let's think step by step.
- 1st digit from right: 3 < 5, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 5 = 8, write 8.
-   4 - 4 = 0, write 0.
-   5 - 2 = 3, write 3.
Answer: 308


Question: What is 786 + 372?
Let's think step by step.
- Add ones: 6 + 2 = 8
- Add tens: 80 + 70 = 150
- Add hundreds: 700 + 300 = 1000
- Sum: 8 + 150 = 158
- Sum: 158 + 1000 = 1158
Answer: 1158


Question: What is 77 * 46?
Let's think step by step.
- 46 = 40 + 6
- 77 * 6 = (70 + 7) * 6 = 420 + 42 = 462
- 77 * 4 = (70 + 7) * 4 = 280 + 28 = 308, so 77 * 40 = 3080
- Sum: 462 + 3080 = 3542
Answer: 3542


Question: What is 937 + 923?
Let's think step by step.
- Add ones: 7 + 3 = 10
- Add tens: 30 + 20 = 50
- Add hundreds: 900 + 900 = 1800
- Sum: 10 + 50 = 60
- Sum: 60 + 1800 = 1860
Answer: 1860


Question: What is 14 * 97?
Let's think step by step.
- 97 = 90 + 7
- 14 * 7 = (10 + 4) * 7 = 70 + 28 = 98
- 14 * 9 = (10 + 4) * 9 = 90 + 36 = 126, so 14 * 90 = 1260
- Sum: 98 + 1260 = 1358
Answer: 1358


Question: What is 72 - 2?
Let's think step by step.
-   2 - 2 = 0, write 0.
-   7 - 0 = 7, write 7.
Answer: 70


Question: What is 66 * 13?
Let's think step by step.
- 13 = 10 + 3
- 66 * 3 = (60 + 6) * 3 = 180 + 18 = 198
- 66 * 1 = (60 + 6) * 1 = 60 + 6 = 66, so 66 * 10 = 660
- Sum: 198 + 660 = 858
Answer: 858


Question: What is 80 * 18?
Let's think step by step.
- 18 = 10 + 8
- 80 * 8 = 640
- 80 * 1 = 80, so 80 * 10 = 800
- Sum: 640 + 800 = 1440
Answer: 1440


Question: What is 605 * 49?
Let's think step by step.
- 49 = 40 + 9
- 605 * 9 = (600 + 5) * 9 = 5400 + 45 = 5445
- 605 * 4 = (600 + 5) * 4 = 2400 + 20 = 2420, so 605 * 40 = 24200
- Sum: 5445 + 24200 = 29645
Answer: 29645


Question: What is 864 * 8?
Let's think step by step.
- 864 * 8 = (800 + 60 + 4) * 8 = 6400 + 480 + 32 = 6912
Answer: 6912


Question: What is 711 - 590?
Let's think step by step.
-   1 - 0 = 1, write 1.
- 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: 121


Question: What is 17 * 16?
Let's think step by step.
- 16 = 10 + 6
- 17 * 6 = (10 + 7) * 6 = 60 + 42 = 102
- 17 * 1 = (10 + 7) * 1 = 10 + 7 = 17, so 17 * 10 = 170
- Sum: 102 + 170 = 272
Answer: 272


Question: What is 916 + 647?
Let's think step by step.
- Add ones: 6 + 7 = 13
- Add tens: 10 + 40 = 50
- Add hundreds: 900 + 600 = 1500
- Sum: 13 + 50 = 63
- Sum: 63 + 1500 = 1563
Answer: 1563


Question: What is 82 - 60?
Let's think step by step.
-   2 - 0 = 2, write 2.
-   8 - 6 = 2, write 2.
Answer: 22


Question: What is 37 - 35?
Let's think step by step.
-   7 - 5 = 2, write 2.
-   3 - 3 = 0, write 0.
Answer: 2


Question: What is 95 - 85?
Let's think step by step.
-   5 - 5 = 0, write 0.
-   9 - 8 = 1, write 1.
Answer: 10


Question: What is 48 * 77?
Let's think step by step.
- 77 = 70 + 7
- 48 * 7 = (40 + 8) * 7 = 280 + 56 = 336
- 48 * 7 = (40 + 8) * 7 = 280 + 56 = 336, so 48 * 70 = 3360
- Sum: 336 + 3360 = 3696
Answer: 3696


Question: What is 97 - 60?
Let's think step by step.
-   7 - 0 = 7, write 7.
-   9 - 6 = 3, write 3.
Answer: 37


Question: What is 93 + 70?
Let's think step by step.
- Add ones: 3 + 0 = 3
- Add tens: 90 + 70 = 160
- Sum: 3 + 160 = 163
Answer: 163


Question: What is 91 + 20?
Let's think step by step.
- Add ones: 1 + 0 = 1
- Add tens: 90 + 20 = 110
- Sum: 1 + 110 = 111
Answer: 111


Question: What is 52 + 27?
Let's think step by step.
- Add ones: 2 + 7 = 9
- Add tens: 50 + 20 = 70
- Sum: 9 + 70 = 79
Answer: 79


Question: What is 72 + 82?
Let's think step by step.
- Add ones: 2 + 2 = 4
- Add tens: 70 + 80 = 150
- Sum: 4 + 150 = 154
Answer: 154


Question: What is 8135 - 4672?
Let's think step by step.
-   5 - 2 = 3, write 3.
- 2nd digit from right: 3 < 7, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 7 = 6, write 6.
- 3rd digit from right: 0 < 6, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 6 = 4, write 4.
-   7 - 4 = 3, write 3.
Answer: 3463


Question: What is 177 * 7?
Let's think step by step.
- 177 * 7 = (100 + 70 + 7) * 7 = 700 + 490 + 49 = 1239
Answer: 1239


Question: What is 606 * 3?
Let's think step by step.
- 606 * 3 = (600 + 6) * 3 = 1800 + 18 = 1818
Answer: 1818


Question: What is 920 + 388?
Let's think step by step.
- Add ones: 0 + 8 = 8
- Add tens: 20 + 80 = 100
- Add hundreds: 900 + 300 = 1200
- Sum: 8 + 100 = 108
- Sum: 108 + 1200 = 1308
Answer: 1308


Question: What is 56 * 11?
Let's think step by step.
- 11 = 10 + 1
- 56 * 1 = (50 + 6) * 1 = 50 + 6 = 56
- 56 * 1 = (50 + 6) * 1 = 50 + 6 = 56, so 56 * 10 = 560
- Sum: 56 + 560 = 616
Answer: 616


Question: What is 933 + 461?
Let's think step by step.
- Add ones: 3 + 1 = 4
- Add tens: 30 + 60 = 90
- Add hundreds: 900 + 400 = 1300
- Sum: 4 + 90 = 94
- Sum: 94 + 1300 = 1394
Answer: 1394


Question: What is 488 + 811?
Let's think step by step.
- Add ones: 8 + 1 = 9
- Add tens: 80 + 10 = 90
- Add hundreds: 400 + 800 = 1200
- Sum: 9 + 90 = 99
- Sum: 99 + 1200 = 1299
Answer: 1299


Question: What is 65 + 69?
Let's think step by step.
- Add ones: 5 + 9 = 14
- Add tens: 60 + 60 = 120
- Sum: 14 + 120 = 134
Answer: 134


Question: What is 690 * 61?
Let's think step by step.
- 61 = 60 + 1
- 690 * 1 = (600 + 90) * 1 = 600 + 90 = 690
- 690 * 6 = (600 + 90) * 6 = 3600 + 540 = 4140, so 690 * 60 = 41400
- Sum: 690 + 41400 = 42090
Answer: 42090


Question: What is 34 * 85?
Let's think step by step.
- 85 = 80 + 5
- 34 * 5 = (30 + 4) * 5 = 150 + 20 = 170
- 34 * 8 = (30 + 4) * 8 = 240 + 32 = 272, so 34 * 80 = 2720
- Sum: 170 + 2720 = 2890
Answer: 2890


Question: What is 21 + 16?
Let's think step by step.
- Add ones: 1 + 6 = 7
- Add tens: 20 + 10 = 30
- Sum: 7 + 30 = 37
Answer: 37


Question: What is 626 + 371?
Let's think step by step.
- Add ones: 6 + 1 = 7
- Add tens: 20 + 70 = 90
- Add hundreds: 600 + 300 = 900
- Sum: 7 + 90 = 97
- Sum: 97 + 900 = 997
Answer: 997


Question: What is 869 + 813?
Let's think step by step.
- Add ones: 9 + 3 = 12
- Add tens: 60 + 10 = 70
- Add hundreds: 800 + 800 = 1600
- Sum: 12 + 70 = 82
- Sum: 82 + 1600 = 1682
Answer: 1682


Question: What is 426 * 71?
Let's think step by step.
- 71 = 70 + 1
- 426 * 1 = (400 + 20 + 6) * 1 = 400 + 20 + 6 = 426
- 426 * 7 = (400 + 20 + 6) * 7 = 2800 + 140 + 42 = 2982, so 426 * 70 = 29820
- Sum: 426 + 29820 = 30246
Answer: 30246


Question: What is 81 + 14?
Let's think step by step.
- Add ones: 1 + 4 = 5
- Add tens: 80 + 10 = 90
- Sum: 5 + 90 = 95
Answer: 95


Question: What is 954 - 212?
Let's think step by step.
-   4 - 2 = 2, write 2.
-   5 - 1 = 4, write 4.
-   9 - 2 = 7, write 7.
Answer: 742


Question: What is 545 - 159?
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.
- 2nd digit from right: 3 < 5, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 5 = 8, write 8.
-   4 - 1 = 3, write 3.
Answer: 386


Question: What is 856 + 341?
Let's think step by step.
- Add ones: 6 + 1 = 7
- Add tens: 50 + 40 = 90
- Add hundreds: 800 + 300 = 1100
- Sum: 7 + 90 = 97
- Sum: 97 + 1100 = 1197
Answer: 1197


Question: What is 30 + 71?
Let's think step by step.
- Add ones: 0 + 1 = 1
- Add tens: 30 + 70 = 100
- Sum: 1 + 100 = 101
Answer: 101


Question: What is 57 + 50?
Let's think step by step.
- Add ones: 7 + 0 = 7
- Add tens: 50 + 50 = 100
- Sum: 7 + 100 = 107
Answer: 107


Question: What is 81 * 75?
Let's think step by step.
- 75 = 70 + 5
- 81 * 5 = (80 + 1) * 5 = 400 + 5 = 405
- 81 * 7 = (80 + 1) * 7 = 560 + 7 = 567, so 81 * 70 = 5670
- Sum: 405 + 5670 = 6075
Answer: 6075


Question: What is 8798 - 8238?
Let's think step by step.
-   8 - 8 = 0, write 0.
-   9 - 3 = 6, write 6.
-   7 - 2 = 5, write 5.
-   8 - 8 = 0, write 0.
Answer: 560


Question: What is 986 - 37?
Let's think step by step.
- 1st digit from right: 6 < 7, borrow 1 from the next digit: 6 + 10 = 16.
-   16 - 7 = 9, write 9.
-   7 - 3 = 4, write 4.
-   9 - 0 = 9, write 9.
Answer: 949


Question: What is 51 * 35?
Let's think step by step.
- 35 = 30 + 5
- 51 * 5 = (50 + 1) * 5 = 250 + 5 = 255
- 51 * 3 = (50 + 1) * 3 = 150 + 3 = 153, so 51 * 30 = 1530
- Sum: 255 + 1530 = 1785
Answer: 1785


Question: What is 86 - 14?
Let's think step by step.
-   6 - 4 = 2, write 2.
-   8 - 1 = 7, write 7.
Answer: 72


Question: What is 804 + 325?
Let's think step by step.
- Add ones: 4 + 5 = 9
- Add tens: 0 + 20 = 20
- Add hundreds: 800 + 300 = 1100
- Sum: 9 + 20 = 29
- Sum: 29 + 1100 = 1129
Answer: 1129


Question: What is 438 * 4?
Let's think step by step.
- 438 * 4 = (400 + 30 + 8) * 4 = 1600 + 120 + 32 = 1752
Answer: 1752


Question: What is 586 - 332?
Let's think step by step.
-   6 - 2 = 4, write 4.
-   8 - 3 = 5, write 5.
-   5 - 3 = 2, write 2.
Answer: 254


Question: What is 22 * 70?
Let's think step by step.
- 70 = 70
- 22 * 7 = (20 + 2) * 7 = 140 + 14 = 154, so 22 * 70 = 1540
Answer: 1540


Question: What is 685 + 220?
Let's think step by step.
- Add ones: 5 + 0 = 5
- Add tens: 80 + 20 = 100
- Add hundreds: 600 + 200 = 800
- Sum: 5 + 100 = 105
- Sum: 105 + 800 = 905
Answer: 905


Question: What is 85 * 83?
Let's think step by step.
- 83 = 80 + 3
- 85 * 3 = (80 + 5) * 3 = 240 + 15 = 255
- 85 * 8 = (80 + 5) * 8 = 640 + 40 = 680, so 85 * 80 = 6800
- Sum: 255 + 6800 = 7055
Answer: 7055


Question: What is 58 * 31?
Let's think step by step.
- 31 = 30 + 1
- 58 * 1 = (50 + 8) * 1 = 50 + 8 = 58
- 58 * 3 = (50 + 8) * 3 = 150 + 24 = 174, so 58 * 30 = 1740
- Sum: 58 + 1740 = 1798
Answer: 1798


Question: What is 143 + 912?
Let's think step by step.
- Add ones: 3 + 2 = 5
- Add tens: 40 + 10 = 50
- Add hundreds: 100 + 900 = 1000
- Sum: 5 + 50 = 55
- Sum: 55 + 1000 = 1055
Answer: 1055


Question: What is 390 * 3?
Let's think step by step.
- 390 * 3 = (300 + 90) * 3 = 900 + 270 = 1170
Answer: 1170


Question: What is 621 * 983?
Let's think step by step.
- 983 = 900 + 80 + 3
- 621 * 3 = (600 + 20 + 1) * 3 = 1800 + 60 + 3 = 1863
- 621 * 8 = (600 + 20 + 1) * 8 = 4800 + 160 + 8 = 4968, so 621 * 80 = 49680
- 621 * 9 = (600 + 20 + 1) * 9 = 5400 + 180 + 9 = 5589, so 621 * 900 = 558900
- Sum: 1863 + 49680 = 51543
- Sum: 51543 + 558900 = 610443
Answer: 610443


Question: What is 42 * 80?
Let's think step by step.
- 80 = 80
- 42 * 8 = (40 + 2) * 8 = 320 + 16 = 336, so 42 * 80 = 3360
Answer: 3360


Question: What is 42 * 37?
Let's think step by step.
- 37 = 30 + 7
- 42 * 7 = (40 + 2) * 7 = 280 + 14 = 294
- 42 * 3 = (40 + 2) * 3 = 120 + 6 = 126, so 42 * 30 = 1260
- Sum: 294 + 1260 = 1554
Answer: 1554


Question: What is 174 * 190?
Let's think step by step.
- 190 = 100 + 90
- 174 * 9 = (100 + 70 + 4) * 9 = 900 + 630 + 36 = 1566, so 174 * 90 = 15660
- 174 * 1 = (100 + 70 + 4) * 1 = 100 + 70 + 4 = 174, so 174 * 100 = 17400
- Sum: 15660 + 17400 = 33060
Answer: 33060


Question: What is 22 + 85?
Let's think step by step.
- Add ones: 2 + 5 = 7
- Add tens: 20 + 80 = 100
- Sum: 7 + 100 = 107
Answer: 107


Question: What is 77 + 53?
Let's think step by step.
- Add ones: 7 + 3 = 10
- Add tens: 70 + 50 = 120
- Sum: 10 + 120 = 130
Answer: 130


Question: What is 662 + 161?
Let's think step by step.
- Add ones: 2 + 1 = 3
- Add tens: 60 + 60 = 120
- Add hundreds: 600 + 100 = 700
- Sum: 3 + 120 = 123
- Sum: 123 + 700 = 823
Answer: 823


Question: What is 47 * 67?
Let's think step by step.
- 67 = 60 + 7
- 47 * 7 = (40 + 7) * 7 = 280 + 49 = 329
- 47 * 6 = (40 + 7) * 6 = 240 + 42 = 282, so 47 * 60 = 2820
- Sum: 329 + 2820 = 3149
Answer: 3149


Question: What is 82 - 46?
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.
-   7 - 4 = 3, write 3.
Answer: 36


Question: What is 82 + 53?
Let's think step by step.
- Add ones: 2 + 3 = 5
- Add tens: 80 + 50 = 130
- Sum: 5 + 130 = 135
Answer: 135


Question: What is 56 + 42?
Let's think step by step.
- Add ones: 6 + 2 = 8
- Add tens: 50 + 40 = 90
- Sum: 8 + 90 = 98
Answer: 98


Question: What is 5261 - 3041?
Let's think step by step.
-   1 - 1 = 0, write 0.
-   6 - 4 = 2, write 2.
-   2 - 0 = 2, write 2.
-   5 - 3 = 2, write 2.
Answer: 2220


Question: What is 307 - 249?
Let's think step by step.
- 1st digit from right: 7 < 9, borrow 1 from the next digit: 7 + 10 = 17.
-   17 - 9 = 8, write 8.
- 2nd digit from right: reduced to -1 by the previous borrow; -1 < 4, so borrow again: -1 + 10 = 9.
-   9 - 4 = 5, write 5.
-   2 - 2 = 0, write 0.
Answer: 58


Question: What is 75 - 58?
Let's think step by step.
- 1st digit from right: 5 < 8, borrow 1 from the next digit: 5 + 10 = 15.
-   15 - 8 = 7, write 7.
-   6 - 5 = 1, write 1.
Answer: 17


Question: What is 878 + 428?
Let's think step by step.
- Add ones: 8 + 8 = 16
- Add tens: 70 + 20 = 90
- Add hundreds: 800 + 400 = 1200
- Sum: 16 + 90 = 106
- Sum: 106 + 1200 = 1306
Answer: 1306


Question: What is 917 - 813?
Let's think step by step.
-   7 - 3 = 4, write 4.
-   1 - 1 = 0, write 0.
-   9 - 8 = 1, write 1.
Answer: 104


Question: What is 50 + 48?
Let's think step by step.
- Add ones: 0 + 8 = 8
- Add tens: 50 + 40 = 90
- Sum: 8 + 90 = 98
Answer: 98


Question: What is 78 - 42?
Let's think step by step.
-   8 - 2 = 6, write 6.
-   7 - 4 = 3, write 3.
Answer: 36


Question: What is 932 + 258?
Let's think step by step.
- Add ones: 2 + 8 = 10
- Add tens: 30 + 50 = 80
- Add hundreds: 900 + 200 = 1100
- Sum: 10 + 80 = 90
- Sum: 90 + 1100 = 1190
Answer: 1190


Question: What is 6970 - 1575?
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: 6 < 7, borrow 1 from the next digit: 6 + 10 = 16.
-   16 - 7 = 9, write 9.
-   8 - 5 = 3, write 3.
-   6 - 1 = 5, write 5.
Answer: 5395


Question: What is 7666 - 2509?
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.
-   5 - 0 = 5, write 5.
-   6 - 5 = 1, write 1.
-   7 - 2 = 5, write 5.
Answer: 5157


Question: What is 998 * 5?
Let's think step by step.
- 998 * 5 = (900 + 90 + 8) * 5 = 4500 + 450 + 40 = 4990
Answer: 4990


Question: What is 83 - 19?
Let's think step by step.
- 1st digit from right: 3 < 9, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 9 = 4, write 4.
-   7 - 1 = 6, write 6.
Answer: 64


Question: What is 47 + 86?
Let's think step by step.
- Add ones: 7 + 6 = 13
- Add tens: 40 + 80 = 120
- Sum: 13 + 120 = 133
Answer: 133


Question: What is 892 * 84?
Let's think step by step.
- 84 = 80 + 4
- 892 * 4 = (800 + 90 + 2) * 4 = 3200 + 360 + 8 = 3568
- 892 * 8 = (800 + 90 + 2) * 8 = 6400 + 720 + 16 = 7136, so 892 * 80 = 71360
- Sum: 3568 + 71360 = 74928
Answer: 74928


Question: What is 46 - 25?
Let's think step by step.
-   6 - 5 = 1, write 1.
-   4 - 2 = 2, write 2.
Answer: 21


Question: What is 136 * 6?
Let's think step by step.
- 136 * 6 = (100 + 30 + 6) * 6 = 600 + 180 + 36 = 816
Answer: 816


Question: What is 430 * 3?
Let's think step by step.
- 430 * 3 = (400 + 30) * 3 = 1200 + 90 = 1290
Answer: 1290


Question: What is 605 + 546?
Let's think step by step.
- Add ones: 5 + 6 = 11
- Add tens: 0 + 40 = 40
- Add hundreds: 600 + 500 = 1100
- Sum: 11 + 40 = 51
- Sum: 51 + 1100 = 1151
Answer: 1151


Question: What is 8007 - 2180?
Let's think step by step.
-   7 - 0 = 7, write 7.
- 2nd digit from right: 0 < 8, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 8 = 2, write 2.
- 3rd digit from right: reduced to -1 by the previous borrow; -1 < 1, so borrow again: -1 + 10 = 9.
-   9 - 1 = 8, write 8.
-   7 - 2 = 5, write 5.
Answer: 5827


Question: What is 875 - 98?
Let's think step by step.
- 1st digit from right: 5 < 8, borrow 1 from the next digit: 5 + 10 = 15.
-   15 - 8 = 7, write 7.
- 2nd digit from right: 6 < 9, borrow 1 from the next digit: 6 + 10 = 16.
-   16 - 9 = 7, write 7.
-   7 - 0 = 7, write 7.
Answer: 777


Question: What is 572 - 366?
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.
-   6 - 6 = 0, write 0.
-   5 - 3 = 2, write 2.
Answer: 206


Question: What is 365 * 42?
Let's think step by step.
- 42 = 40 + 2
- 365 * 2 = (300 + 60 + 5) * 2 = 600 + 120 + 10 = 730
- 365 * 4 = (300 + 60 + 5) * 4 = 1200 + 240 + 20 = 1460, so 365 * 40 = 14600
- Sum: 730 + 14600 = 15330
Answer: 15330


Question: What is 893 - 851?
Let's think step by step.
-   3 - 1 = 2, write 2.
-   9 - 5 = 4, write 4.
-   8 - 8 = 0, write 0.
Answer: 42


Question: What is 52 * 27?
Let's think step by step.
- 27 = 20 + 7
- 52 * 7 = (50 + 2) * 7 = 350 + 14 = 364
- 52 * 2 = (50 + 2) * 2 = 100 + 4 = 104, so 52 * 20 = 1040
- Sum: 364 + 1040 = 1404
Answer: 1404


Question: What is 863 + 876?
Let's think step by step.
- Add ones: 3 + 6 = 9
- Add tens: 60 + 70 = 130
- Add hundreds: 800 + 800 = 1600
- Sum: 9 + 130 = 139
- Sum: 139 + 1600 = 1739
Answer: 1739


Question: What is 636 * 550?
Let's think step by step.
- 550 = 500 + 50
- 636 * 5 = (600 + 30 + 6) * 5 = 3000 + 150 + 30 = 3180, so 636 * 50 = 31800
- 636 * 5 = (600 + 30 + 6) * 5 = 3000 + 150 + 30 = 3180, so 636 * 500 = 318000
- Sum: 31800 + 318000 = 349800
Answer: 349800


Question: What is 117 * 2?
Let's think step by step.
- 117 * 2 = (100 + 10 + 7) * 2 = 200 + 20 + 14 = 234
Answer: 234


Question: What is 2668 - 1154?
Let's think step by step.
-   8 - 4 = 4, write 4.
-   6 - 5 = 1, write 1.
-   6 - 1 = 5, write 5.
-   2 - 1 = 1, write 1.
Answer: 1514


Question: What is 10 + 54?
Let's think step by step.
- Add ones: 0 + 4 = 4
- Add tens: 10 + 50 = 60
- Sum: 4 + 60 = 64
Answer: 64


Question: What is 996 + 364?
Let's think step by step.
- Add ones: 6 + 4 = 10
- Add tens: 90 + 60 = 150
- Add hundreds: 900 + 300 = 1200
- Sum: 10 + 150 = 160
- Sum: 160 + 1200 = 1360
Answer: 1360


Question: What is 20 - 14?
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.
-   1 - 1 = 0, write 0.
Answer: 6


Question: What is 65 * 68?
Let's think step by step.
- 68 = 60 + 8
- 65 * 8 = (60 + 5) * 8 = 480 + 40 = 520
- 65 * 6 = (60 + 5) * 6 = 360 + 30 = 390, so 65 * 60 = 3900
- Sum: 520 + 3900 = 4420
Answer: 4420


Question: What is 49 * 85?
Let's think step by step.
- 85 = 80 + 5
- 49 * 5 = (40 + 9) * 5 = 200 + 45 = 245
- 49 * 8 = (40 + 9) * 8 = 320 + 72 = 392, so 49 * 80 = 3920
- Sum: 245 + 3920 = 4165
Answer: 4165


Question: What is 47 * 53?
Let's think step by step.
- 53 = 50 + 3
- 47 * 3 = (40 + 7) * 3 = 120 + 21 = 141
- 47 * 5 = (40 + 7) * 5 = 200 + 35 = 235, so 47 * 50 = 2350
- Sum: 141 + 2350 = 2491
Answer: 2491


Question: What is 35 + 38?
Let's think step by step.
- Add ones: 5 + 8 = 13
- Add tens: 30 + 30 = 60
- Sum: 13 + 60 = 73
Answer: 73


Question: What is 396 + 289?
Let's think step by step.
- Add ones: 6 + 9 = 15
- Add tens: 90 + 80 = 170
- Add hundreds: 300 + 200 = 500
- Sum: 15 + 170 = 185
- Sum: 185 + 500 = 685
Answer: 685


Question: What is 227 + 428?
Let's think step by step.
- Add ones: 7 + 8 = 15
- Add tens: 20 + 20 = 40
- Add hundreds: 200 + 400 = 600
- Sum: 15 + 40 = 55
- Sum: 55 + 600 = 655
Answer: 655


Question: What is 791 + 537?
Let's think step by step.
- Add ones: 1 + 7 = 8
- Add tens: 90 + 30 = 120
- Add hundreds: 700 + 500 = 1200
- Sum: 8 + 120 = 128
- Sum: 128 + 1200 = 1328
Answer: 1328


Question: What is 48 + 52?
Let's think step by step.
- Add ones: 8 + 2 = 10
- Add tens: 40 + 50 = 90
- Sum: 10 + 90 = 100
Answer: 100


Question: What is 873 + 548?
Let's think step by step.
- Add ones: 3 + 8 = 11
- Add tens: 70 + 40 = 110
- Add hundreds: 800 + 500 = 1300
- Sum: 11 + 110 = 121
- Sum: 121 + 1300 = 1421
Answer: 1421


Question: What is 95 * 27?
Let's think step by step.
- 27 = 20 + 7
- 95 * 7 = (90 + 5) * 7 = 630 + 35 = 665
- 95 * 2 = (90 + 5) * 2 = 180 + 10 = 190, so 95 * 20 = 1900
- Sum: 665 + 1900 = 2565
Answer: 2565


Question: What is 780 - 715?
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.
-   7 - 1 = 6, write 6.
-   7 - 7 = 0, write 0.
Answer: 65


Question: What is 16 + 16?
Let's think step by step.
- Add ones: 6 + 6 = 12
- Add tens: 10 + 10 = 20
- Sum: 12 + 20 = 32
Answer: 32


Question: What is 237 * 30?
Let's think step by step.
- 30 = 30
- 237 * 3 = (200 + 30 + 7) * 3 = 600 + 90 + 21 = 711, so 237 * 30 = 7110
Answer: 7110


Question: What is 344 * 10?
Let's think step by step.
- 10 = 10
- 344 * 1 = (300 + 40 + 4) * 1 = 300 + 40 + 4 = 344, so 344 * 10 = 3440
Answer: 3440


Question: What is 296 * 6?
Let's think step by step.
- 296 * 6 = (200 + 90 + 6) * 6 = 1200 + 540 + 36 = 1776
Answer: 1776


Question: What is 68 * 40?
Let's think step by step.
- 40 = 40
- 68 * 4 = (60 + 8) * 4 = 240 + 32 = 272, so 68 * 40 = 2720
Answer: 2720


Question: What is 7420 - 7312?
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.
-   1 - 1 = 0, write 0.
-   4 - 3 = 1, write 1.
-   7 - 7 = 0, write 0.
Answer: 108


Question: What is 87 + 83?
Let's think step by step.
- Add ones: 7 + 3 = 10
- Add tens: 80 + 80 = 160
- Sum: 10 + 160 = 170
Answer: 170


Question: What is 40 + 84?
Let's think step by step.
- Add ones: 0 + 4 = 4
- Add tens: 40 + 80 = 120
- Sum: 4 + 120 = 124
Answer: 124


Question: What is 834 * 96?
Let's think step by step.
- 96 = 90 + 6
- 834 * 6 = (800 + 30 + 4) * 6 = 4800 + 180 + 24 = 5004
- 834 * 9 = (800 + 30 + 4) * 9 = 7200 + 270 + 36 = 7506, so 834 * 90 = 75060
- Sum: 5004 + 75060 = 80064
Answer: 80064


Question: What is 569 - 500?
Let's think step by step.
-   9 - 0 = 9, write 9.
-   6 - 0 = 6, write 6.
-   5 - 5 = 0, write 0.
Answer: 69


Question: What is 84 - 52?
Let's think step by step.
-   4 - 2 = 2, write 2.
-   8 - 5 = 3, write 3.
Answer: 32


Question: What is 43 + 35?
Let's think step by step.
- Add ones: 3 + 5 = 8
- Add tens: 40 + 30 = 70
- Sum: 8 + 70 = 78
Answer: 78


Question: What is 8385 - 1248?
Let's think step by step.
- 1st digit from right: 5 < 8, borrow 1 from the next digit: 5 + 10 = 15.
-   15 - 8 = 7, write 7.
-   7 - 4 = 3, write 3.
-   3 - 2 = 1, write 1.
-   8 - 1 = 7, write 7.
Answer: 7137


Question: What is 890 * 92?
Let's think step by step.
- 92 = 90 + 2
- 890 * 2 = (800 + 90) * 2 = 1600 + 180 = 1780
- 890 * 9 = (800 + 90) * 9 = 7200 + 810 = 8010, so 890 * 90 = 80100
- Sum: 1780 + 80100 = 81880
Answer: 81880


Question: What is 99 + 89?
Let's think step by step.
- Add ones: 9 + 9 = 18
- Add tens: 90 + 80 = 170
- Sum: 18 + 170 = 188
Answer: 188


Question: What is 87 + 37?
Let's think step by step.
- Add ones: 7 + 7 = 14
- Add tens: 80 + 30 = 110
- Sum: 14 + 110 = 124
Answer: 124


Question: What is 15 + 53?
Let's think step by step.
- Add ones: 5 + 3 = 8
- Add tens: 10 + 50 = 60
- Sum: 8 + 60 = 68
Answer: 68


Question: What is 49 - 30?
Let's think step by step.
-   9 - 0 = 9, write 9.
-   4 - 3 = 1, write 1.
Answer: 19


Question: What is 63 * 93?
Let's think step by step.
- 93 = 90 + 3
- 63 * 3 = (60 + 3) * 3 = 180 + 9 = 189
- 63 * 9 = (60 + 3) * 9 = 540 + 27 = 567, so 63 * 90 = 5670
- Sum: 189 + 5670 = 5859
Answer: 5859


Question: What is 3041 - 2643?
Let's think step by step.
- 1st digit from right: 1 < 3, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 3 = 8, write 8.
- 2nd digit from right: 3 < 4, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 4 = 9, write 9.
- 3rd digit from right: reduced to -1 by the previous borrow; -1 < 6, so borrow again: -1 + 10 = 9.
-   9 - 6 = 3, write 3.
-   2 - 2 = 0, write 0.
Answer: 398


Question: What is 247 + 938?
Let's think step by step.
- Add ones: 7 + 8 = 15
- Add tens: 40 + 30 = 70
- Add hundreds: 200 + 900 = 1100
- Sum: 15 + 70 = 85
- Sum: 85 + 1100 = 1185
Answer: 1185


Question: What is 52 - 30?
Let's think step by step.
-   2 - 0 = 2, write 2.
-   5 - 3 = 2, write 2.
Answer: 22


Question: What is 97 + 83?
Let's think step by step.
- Add ones: 7 + 3 = 10
- Add tens: 90 + 80 = 170
- Sum: 10 + 170 = 180
Answer: 180


Question: What is 91 * 20?
Let's think step by step.
- 20 = 20
- 91 * 2 = (90 + 1) * 2 = 180 + 2 = 182, so 91 * 20 = 1820
Answer: 1820


Question: What is 603 + 314?
Let's think step by step.
- Add ones: 3 + 4 = 7
- Add tens: 0 + 10 = 10
- Add hundreds: 600 + 300 = 900
- Sum: 7 + 10 = 17
- Sum: 17 + 900 = 917
Answer: 917


Question: What is 36 * 26?
Let's think step by step.
- 26 = 20 + 6
- 36 * 6 = (30 + 6) * 6 = 180 + 36 = 216
- 36 * 2 = (30 + 6) * 2 = 60 + 12 = 72, so 36 * 20 = 720
- Sum: 216 + 720 = 936
Answer: 936


Question: What is 58 - 27?
Let's think step by step.
-   8 - 7 = 1, write 1.
-   5 - 2 = 3, write 3.
Answer: 31


Question: What is 996 - 840?
Let's think step by step.
-   6 - 0 = 6, write 6.
-   9 - 4 = 5, write 5.
-   9 - 8 = 1, write 1.
Answer: 156


Question: What is 890 - 176?
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.
-   8 - 7 = 1, write 1.
-   8 - 1 = 7, write 7.
Answer: 714


Question: What is 85 * 96?
Let's think step by step.
- 96 = 90 + 6
- 85 * 6 = (80 + 5) * 6 = 480 + 30 = 510
- 85 * 9 = (80 + 5) * 9 = 720 + 45 = 765, so 85 * 90 = 7650
- Sum: 510 + 7650 = 8160
Answer: 8160


Question: What is 10 + 41?
Let's think step by step.
- Add ones: 0 + 1 = 1
- Add tens: 10 + 40 = 50
- Sum: 1 + 50 = 51
Answer: 51


Question: What is 62 * 58?
Let's think step by step.
- 58 = 50 + 8
- 62 * 8 = (60 + 2) * 8 = 480 + 16 = 496
- 62 * 5 = (60 + 2) * 5 = 300 + 10 = 310, so 62 * 50 = 3100
- Sum: 496 + 3100 = 3596
Answer: 3596


Question: What is 141 + 797?
Let's think step by step.
- Add ones: 1 + 7 = 8
- Add tens: 40 + 90 = 130
- Add hundreds: 100 + 700 = 800
- Sum: 8 + 130 = 138
- Sum: 138 + 800 = 938
Answer: 938


Question: What is 40 * 78?
Let's think step by step.
- 78 = 70 + 8
- 40 * 8 = 320
- 40 * 7 = 280, so 40 * 70 = 2800
- Sum: 320 + 2800 = 3120
Answer: 3120


Question: What is 324 * 80?
Let's think step by step.
- 80 = 80
- 324 * 8 = (300 + 20 + 4) * 8 = 2400 + 160 + 32 = 2592, so 324 * 80 = 25920
Answer: 25920


Question: What is 31 * 91?
Let's think step by step.
- 91 = 90 + 1
- 31 * 1 = (30 + 1) * 1 = 30 + 1 = 31
- 31 * 9 = (30 + 1) * 9 = 270 + 9 = 279, so 31 * 90 = 2790
- Sum: 31 + 2790 = 2821
Answer: 2821


Question: What is 26 + 53?
Let's think step by step.
- Add ones: 6 + 3 = 9
- Add tens: 20 + 50 = 70
- Sum: 9 + 70 = 79
Answer: 79


Question: What is 39 + 88?
Let's think step by step.
- Add ones: 9 + 8 = 17
- Add tens: 30 + 80 = 110
- Sum: 17 + 110 = 127
Answer: 127


Question: What is 34 * 74?
Let's think step by step.
- 74 = 70 + 4
- 34 * 4 = (30 + 4) * 4 = 120 + 16 = 136
- 34 * 7 = (30 + 4) * 7 = 210 + 28 = 238, so 34 * 70 = 2380
- Sum: 136 + 2380 = 2516
Answer: 2516


Question: What is 77 + 18?
Let's think step by step.
- Add ones: 7 + 8 = 15
- Add tens: 70 + 10 = 80
- Sum: 15 + 80 = 95
Answer: 95


Question: What is 59 + 27?
Let's think step by step.
- Add ones: 9 + 7 = 16
- Add tens: 50 + 20 = 70
- Sum: 16 + 70 = 86
Answer: 86


Question: What is 917 - 594?
Let's think step by step.
-   7 - 4 = 3, write 3.
- 2nd digit from right: 1 < 9, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 9 = 2, write 2.
-   8 - 5 = 3, write 3.
Answer: 323


Question: What is 94 + 73?
Let's think step by step.
- Add ones: 4 + 3 = 7
- Add tens: 90 + 70 = 160
- Sum: 7 + 160 = 167
Answer: 167


Question: What is 839 - 178?
Let's think step by step.
-   9 - 8 = 1, write 1.
- 2nd digit from right: 3 < 7, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 7 = 6, write 6.
-   7 - 1 = 6, write 6.
Answer: 661


Question: What is 567 + 387?
Let's think step by step.
- Add ones: 7 + 7 = 14
- Add tens: 60 + 80 = 140
- Add hundreds: 500 + 300 = 800
- Sum: 14 + 140 = 154
- Sum: 154 + 800 = 954
Answer: 954


Question: What is 738 - 619?
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.
-   2 - 1 = 1, write 1.
-   7 - 6 = 1, write 1.
Answer: 119


Question: What is 89 - 77?
Let's think step by step.
-   9 - 7 = 2, write 2.
-   8 - 7 = 1, write 1.
Answer: 12


Question: What is 493 * 79?
Let's think step by step.
- 79 = 70 + 9
- 493 * 9 = (400 + 90 + 3) * 9 = 3600 + 810 + 27 = 4437
- 493 * 7 = (400 + 90 + 3) * 7 = 2800 + 630 + 21 = 3451, so 493 * 70 = 34510
- Sum: 4437 + 34510 = 38947
Answer: 38947


Question: What is 36 * 23?
Let's think step by step.
- 23 = 20 + 3
- 36 * 3 = (30 + 6) * 3 = 90 + 18 = 108
- 36 * 2 = (30 + 6) * 2 = 60 + 12 = 72, so 36 * 20 = 720
- Sum: 108 + 720 = 828
Answer: 828


Question: What is 23 + 34?
Let's think step by step.
- Add ones: 3 + 4 = 7
- Add tens: 20 + 30 = 50
- Sum: 7 + 50 = 57
Answer: 57


Question: What is 32 + 63?
Let's think step by step.
- Add ones: 2 + 3 = 5
- Add tens: 30 + 60 = 90
- Sum: 5 + 90 = 95
Answer: 95


Question: What is 646 + 653?
Let's think step by step.
- Add ones: 6 + 3 = 9
- Add tens: 40 + 50 = 90
- Add hundreds: 600 + 600 = 1200
- Sum: 9 + 90 = 99
- Sum: 99 + 1200 = 1299
Answer: 1299


Question: What is 216 * 427?
Let's think step by step.
- 427 = 400 + 20 + 7
- 216 * 7 = (200 + 10 + 6) * 7 = 1400 + 70 + 42 = 1512
- 216 * 2 = (200 + 10 + 6) * 2 = 400 + 20 + 12 = 432, so 216 * 20 = 4320
- 216 * 4 = (200 + 10 + 6) * 4 = 800 + 40 + 24 = 864, so 216 * 400 = 86400
- Sum: 1512 + 4320 = 5832
- Sum: 5832 + 86400 = 92232
Answer: 92232


Question: What is 29 + 82?
Let's think step by step.
- Add ones: 9 + 2 = 11
- Add tens: 20 + 80 = 100
- Sum: 11 + 100 = 111
Answer: 111


Question: What is 399 + 743?
Let's think step by step.
- Add ones: 9 + 3 = 12
- Add tens: 90 + 40 = 130
- Add hundreds: 300 + 700 = 1000
- Sum: 12 + 130 = 142
- Sum: 142 + 1000 = 1142
Answer: 1142


Question: What is 64 + 87?
Let's think step by step.
- Add ones: 4 + 7 = 11
- Add tens: 60 + 80 = 140
- Sum: 11 + 140 = 151
Answer: 151


Question: What is 437 * 48?
Let's think step by step.
- 48 = 40 + 8
- 437 * 8 = (400 + 30 + 7) * 8 = 3200 + 240 + 56 = 3496
- 437 * 4 = (400 + 30 + 7) * 4 = 1600 + 120 + 28 = 1748, so 437 * 40 = 17480
- Sum: 3496 + 17480 = 20976
Answer: 20976


Question: What is 57 - 13?
Let's think step by step.
-   7 - 3 = 4, write 4.
-   5 - 1 = 4, write 4.
Answer: 44


Question: What is 384 * 737?
Let's think step by step.
- 737 = 700 + 30 + 7
- 384 * 7 = (300 + 80 + 4) * 7 = 2100 + 560 + 28 = 2688
- 384 * 3 = (300 + 80 + 4) * 3 = 900 + 240 + 12 = 1152, so 384 * 30 = 11520
- 384 * 7 = (300 + 80 + 4) * 7 = 2100 + 560 + 28 = 2688, so 384 * 700 = 268800
- Sum: 2688 + 11520 = 14208
- Sum: 14208 + 268800 = 283008
Answer: 283008


Question: What is 461 + 506?
Let's think step by step.
- Add ones: 1 + 6 = 7
- Add tens: 60 + 0 = 60
- Add hundreds: 400 + 500 = 900
- Sum: 7 + 60 = 67
- Sum: 67 + 900 = 967
Answer: 967


Question: What is 569 + 444?
Let's think step by step.
- Add ones: 9 + 4 = 13
- Add tens: 60 + 40 = 100
- Add hundreds: 500 + 400 = 900
- Sum: 13 + 100 = 113
- Sum: 113 + 900 = 1013
Answer: 1013


Question: What is 99 + 60?
Let's think step by step.
- Add ones: 9 + 0 = 9
- Add tens: 90 + 60 = 150
- Sum: 9 + 150 = 159
Answer: 159


Question: What is 61 - 22?
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.
-   5 - 2 = 3, write 3.
Answer: 39


Question: What is 95 + 75?
Let's think step by step.
- Add ones: 5 + 5 = 10
- Add tens: 90 + 70 = 160
- Sum: 10 + 160 = 170
Answer: 170


Question: What is 84 - 19?
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.
-   7 - 1 = 6, write 6.
Answer: 65


Question: What is 53 - 49?
Let's think step by step.
- 1st digit from right: 3 < 9, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 9 = 4, write 4.
-   4 - 4 = 0, write 0.
Answer: 4


Question: What is 53 - 50?
Let's think step by step.
-   3 - 0 = 3, write 3.
-   5 - 5 = 0, write 0.
Answer: 3


Question: What is 11 * 21?
Let's think step by step.
- 21 = 20 + 1
- 11 * 1 = (10 + 1) * 1 = 10 + 1 = 11
- 11 * 2 = (10 + 1) * 2 = 20 + 2 = 22, so 11 * 20 = 220
- Sum: 11 + 220 = 231
Answer: 231


Question: What is 534 * 5?
Let's think step by step.
- 534 * 5 = (500 + 30 + 4) * 5 = 2500 + 150 + 20 = 2670
Answer: 2670


Question: What is 4598 - 4366?
Let's think step by step.
-   8 - 6 = 2, write 2.
-   9 - 6 = 3, write 3.
-   5 - 3 = 2, write 2.
-   4 - 4 = 0, write 0.
Answer: 232


Question: What is 222 * 700?
Let's think step by step.
- 700 = 700
- 222 * 7 = (200 + 20 + 2) * 7 = 1400 + 140 + 14 = 1554, so 222 * 700 = 155400
Answer: 155400


Question: What is 738 - 297?
Let's think step by step.
-   8 - 7 = 1, write 1.
- 2nd digit from right: 3 < 9, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 9 = 4, write 4.
-   6 - 2 = 4, write 4.
Answer: 441


Question: What is 316 * 7?
Let's think step by step.
- 316 * 7 = (300 + 10 + 6) * 7 = 2100 + 70 + 42 = 2212
Answer: 2212


Question: What is 79 - 38?
Let's think step by step.
-   9 - 8 = 1, write 1.
-   7 - 3 = 4, write 4.
Answer: 41


Question: What is 545 - 390?
Let's think step by step.
-   5 - 0 = 5, write 5.
- 2nd digit from right: 4 < 9, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 9 = 5, write 5.
-   4 - 3 = 1, write 1.
Answer: 155


Question: What is 57 * 50?
Let's think step by step.
- 50 = 50
- 57 * 5 = (50 + 7) * 5 = 250 + 35 = 285, so 57 * 50 = 2850
Answer: 2850


Question: What is 841 + 870?
Let's think step by step.
- Add ones: 1 + 0 = 1
- Add tens: 40 + 70 = 110
- Add hundreds: 800 + 800 = 1600
- Sum: 1 + 110 = 111
- Sum: 111 + 1600 = 1711
Answer: 1711


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


Question: What is 5176 - 2888?
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.
- 2nd digit from right: 6 < 8, borrow 1 from the next digit: 6 + 10 = 16.
-   16 - 8 = 8, write 8.
- 3rd digit from right: 0 < 8, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 8 = 2, write 2.
-   4 - 2 = 2, write 2.
Answer: 2288


Question: What is 76 * 92?
Let's think step by step.
- 92 = 90 + 2
- 76 * 2 = (70 + 6) * 2 = 140 + 12 = 152
- 76 * 9 = (70 + 6) * 9 = 630 + 54 = 684, so 76 * 90 = 6840
- Sum: 152 + 6840 = 6992
Answer: 6992


Question: What is 111 * 217?
Let's think step by step.
- 217 = 200 + 10 + 7
- 111 * 7 = (100 + 10 + 1) * 7 = 700 + 70 + 7 = 777
- 111 * 1 = (100 + 10 + 1) * 1 = 100 + 10 + 1 = 111, so 111 * 10 = 1110
- 111 * 2 = (100 + 10 + 1) * 2 = 200 + 20 + 2 = 222, so 111 * 200 = 22200
- Sum: 777 + 1110 = 1887
- Sum: 1887 + 22200 = 24087
Answer: 24087


Question: What is 212 * 7?
Let's think step by step.
- 212 * 7 = (200 + 10 + 2) * 7 = 1400 + 70 + 14 = 1484
Answer: 1484


Question: What is 61 * 92?
Let's think step by step.
- 92 = 90 + 2
- 61 * 2 = (60 + 1) * 2 = 120 + 2 = 122
- 61 * 9 = (60 + 1) * 9 = 540 + 9 = 549, so 61 * 90 = 5490
- Sum: 122 + 5490 = 5612
Answer: 5612


Question: What is 858 - 431?
Let's think step by step.
-   8 - 1 = 7, write 7.
-   5 - 3 = 2, write 2.
-   8 - 4 = 4, write 4.
Answer: 427


Question: What is 975 - 755?
Let's think step by step.
-   5 - 5 = 0, write 0.
-   7 - 5 = 2, write 2.
-   9 - 7 = 2, write 2.
Answer: 220


Question: What is 700 * 6?
Let's think step by step.
- 700 * 6 = 4200
Answer: 4200


Question: What is 92 * 46?
Let's think step by step.
- 46 = 40 + 6
- 92 * 6 = (90 + 2) * 6 = 540 + 12 = 552
- 92 * 4 = (90 + 2) * 4 = 360 + 8 = 368, so 92 * 40 = 3680
- Sum: 552 + 3680 = 4232
Answer: 4232


Question: What is 335 * 6?
Let's think step by step.
- 335 * 6 = (300 + 30 + 5) * 6 = 1800 + 180 + 30 = 2010
Answer: 2010


Question: What is 67 - 25?
Let's think step by step.
-   7 - 5 = 2, write 2.
-   6 - 2 = 4, write 4.
Answer: 42


Question: What is 877 - 792?
Let's think step by step.
-   7 - 2 = 5, write 5.
- 2nd digit from right: 7 < 9, borrow 1 from the next digit: 7 + 10 = 17.
-   17 - 9 = 8, write 8.
-   7 - 7 = 0, write 0.
Answer: 85


Question: What is 6085 - 5271?
Let's think step by step.
-   5 - 1 = 4, write 4.
-   8 - 7 = 1, write 1.
- 3rd digit from right: 0 < 2, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 2 = 8, write 8.
-   5 - 5 = 0, write 0.
Answer: 814


Question: What is 49 * 20?
Let's think step by step.
- 20 = 20
- 49 * 2 = (40 + 9) * 2 = 80 + 18 = 98, so 49 * 20 = 980
Answer: 980


Question: What is 76 * 39?
Let's think step by step.
- 39 = 30 + 9
- 76 * 9 = (70 + 6) * 9 = 630 + 54 = 684
- 76 * 3 = (70 + 6) * 3 = 210 + 18 = 228, so 76 * 30 = 2280
- Sum: 684 + 2280 = 2964
Answer: 2964


Question: What is 875 - 476?
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: 6 < 7, borrow 1 from the next digit: 6 + 10 = 16.
-   16 - 7 = 9, write 9.
-   7 - 4 = 3, write 3.
Answer: 399


Question: What is 555 * 911?
Let's think step by step.
- 911 = 900 + 10 + 1
- 555 * 1 = (500 + 50 + 5) * 1 = 500 + 50 + 5 = 555
- 555 * 1 = (500 + 50 + 5) * 1 = 500 + 50 + 5 = 555, so 555 * 10 = 5550
- 555 * 9 = (500 + 50 + 5) * 9 = 4500 + 450 + 45 = 4995, so 555 * 900 = 499500
- Sum: 555 + 5550 = 6105
- Sum: 6105 + 499500 = 505605
Answer: 505605


Question: What is 372 + 142?
Let's think step by step.
- Add ones: 2 + 2 = 4
- Add tens: 70 + 40 = 110
- Add hundreds: 300 + 100 = 400
- Sum: 4 + 110 = 114
- Sum: 114 + 400 = 514
Answer: 514


Question: What is 139 * 77?
Let's think step by step.
- 77 = 70 + 7
- 139 * 7 = (100 + 30 + 9) * 7 = 700 + 210 + 63 = 973
- 139 * 7 = (100 + 30 + 9) * 7 = 700 + 210 + 63 = 973, so 139 * 70 = 9730
- Sum: 973 + 9730 = 10703
Answer: 10703


Question: What is 959 + 721?
Let's think step by step.
- Add ones: 9 + 1 = 10
- Add tens: 50 + 20 = 70
- Add hundreds: 900 + 700 = 1600
- Sum: 10 + 70 = 80
- Sum: 80 + 1600 = 1680
Answer: 1680


Question: What is 811 * 2?
Let's think step by step.
- 811 * 2 = (800 + 10 + 1) * 2 = 1600 + 20 + 2 = 1622
Answer: 1622


Question: What is 86 + 36?
Let's think step by step.
- Add ones: 6 + 6 = 12
- Add tens: 80 + 30 = 110
- Sum: 12 + 110 = 122
Answer: 122


Question: What is 124 - 105?
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.
-   1 - 0 = 1, write 1.
-   1 - 1 = 0, write 0.
Answer: 19


Question: What is 636 + 168?
Let's think step by step.
- Add ones: 6 + 8 = 14
- Add tens: 30 + 60 = 90
- Add hundreds: 600 + 100 = 700
- Sum: 14 + 90 = 104
- Sum: 104 + 700 = 804
Answer: 804


Question: What is 7744 - 4948?
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: 3 < 4, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 4 = 9, write 9.
- 3rd digit from right: 6 < 9, borrow 1 from the next digit: 6 + 10 = 16.
-   16 - 9 = 7, write 7.
-   6 - 4 = 2, write 2.
Answer: 2796


Question: What is 263 - 115?
Let's think step by step.
- 1st digit from right: 3 < 5, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 5 = 8, write 8.
-   5 - 1 = 4, write 4.
-   2 - 1 = 1, write 1.
Answer: 148


Question: What is 46 * 63?
Let's think step by step.
- 63 = 60 + 3
- 46 * 3 = (40 + 6) * 3 = 120 + 18 = 138
- 46 * 6 = (40 + 6) * 6 = 240 + 36 = 276, so 46 * 60 = 2760
- Sum: 138 + 2760 = 2898
Answer: 2898


Question: What is 36 + 55?
Let's think step by step.
- Add ones: 6 + 5 = 11
- Add tens: 30 + 50 = 80
- Sum: 11 + 80 = 91
Answer: 91


Question: What is 376 + 420?
Let's think step by step.
- Add ones: 6 + 0 = 6
- Add tens: 70 + 20 = 90
- Add hundreds: 300 + 400 = 700
- Sum: 6 + 90 = 96
- Sum: 96 + 700 = 796
Answer: 796


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


Question: What is 24 - 20?
Let's think step by step.
-   4 - 0 = 4, write 4.
-   2 - 2 = 0, write 0.
Answer: 4


Question: What is 77 + 61?
Let's think step by step.
- Add ones: 7 + 1 = 8
- Add tens: 70 + 60 = 130
- Sum: 8 + 130 = 138
Answer: 138


Question: What is 6750 - 5871?
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: 4 < 7, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 7 = 7, write 7.
- 3rd 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: 879


Question: What is 29 + 12?
Let's think step by step.
- Add ones: 9 + 2 = 11
- Add tens: 20 + 10 = 30
- Sum: 11 + 30 = 41
Answer: 41


Question: What is 863 + 346?
Let's think step by step.
- Add ones: 3 + 6 = 9
- Add tens: 60 + 40 = 100
- Add hundreds: 800 + 300 = 1100
- Sum: 9 + 100 = 109
- Sum: 109 + 1100 = 1209
Answer: 1209


Question: What is 498 * 498?
Let's think step by step.
- 498 = 400 + 90 + 8
- 498 * 8 = (400 + 90 + 8) * 8 = 3200 + 720 + 64 = 3984
- 498 * 9 = (400 + 90 + 8) * 9 = 3600 + 810 + 72 = 4482, so 498 * 90 = 44820
- 498 * 4 = (400 + 90 + 8) * 4 = 1600 + 360 + 32 = 1992, so 498 * 400 = 199200
- Sum: 3984 + 44820 = 48804
- Sum: 48804 + 199200 = 248004
Answer: 248004


Question: What is 784 * 19?
Let's think step by step.
- 19 = 10 + 9
- 784 * 9 = (700 + 80 + 4) * 9 = 6300 + 720 + 36 = 7056
- 784 * 1 = (700 + 80 + 4) * 1 = 700 + 80 + 4 = 784, so 784 * 10 = 7840
- Sum: 7056 + 7840 = 14896
Answer: 14896


Question: What is 832 * 59?
Let's think step by step.
- 59 = 50 + 9
- 832 * 9 = (800 + 30 + 2) * 9 = 7200 + 270 + 18 = 7488
- 832 * 5 = (800 + 30 + 2) * 5 = 4000 + 150 + 10 = 4160, so 832 * 50 = 41600
- Sum: 7488 + 41600 = 49088
Answer: 49088


Question: What is 25 * 40?
Let's think step by step.
- 40 = 40
- 25 * 4 = (20 + 5) * 4 = 80 + 20 = 100, so 25 * 40 = 1000
Answer: 1000


Question: What is 792 * 65?
Let's think step by step.
- 65 = 60 + 5
- 792 * 5 = (700 + 90 + 2) * 5 = 3500 + 450 + 10 = 3960
- 792 * 6 = (700 + 90 + 2) * 6 = 4200 + 540 + 12 = 4752, so 792 * 60 = 47520
- Sum: 3960 + 47520 = 51480
Answer: 51480


Question: What is 545 + 275?
Let's think step by step.
- Add ones: 5 + 5 = 10
- Add tens: 40 + 70 = 110
- Add hundreds: 500 + 200 = 700
- Sum: 10 + 110 = 120
- Sum: 120 + 700 = 820
Answer: 820


Question: What is 804 + 760?
Let's think step by step.
- Add ones: 4 + 0 = 4
- Add tens: 0 + 60 = 60
- Add hundreds: 800 + 700 = 1500
- Sum: 4 + 60 = 64
- Sum: 64 + 1500 = 1564
Answer: 1564


Question: What is 54 + 49?
Let's think step by step.
- Add ones: 4 + 9 = 13
- Add tens: 50 + 40 = 90
- Sum: 13 + 90 = 103
Answer: 103


Question: What is 94 * 56?
Let's think step by step.
- 56 = 50 + 6
- 94 * 6 = (90 + 4) * 6 = 540 + 24 = 564
- 94 * 5 = (90 + 4) * 5 = 450 + 20 = 470, so 94 * 50 = 4700
- Sum: 564 + 4700 = 5264
Answer: 5264


Question: What is 867 - 114?
Let's think step by step.
-   7 - 4 = 3, write 3.
-   6 - 1 = 5, write 5.
-   8 - 1 = 7, write 7.
Answer: 753


Question: What is 127 + 231?
Let's think step by step.
- Add ones: 7 + 1 = 8
- Add tens: 20 + 30 = 50
- Add hundreds: 100 + 200 = 300
- Sum: 8 + 50 = 58
- Sum: 58 + 300 = 358
Answer: 358


Question: What is 543 * 8?
Let's think step by step.
- 543 * 8 = (500 + 40 + 3) * 8 = 4000 + 320 + 24 = 4344
Answer: 4344


Question: What is 42 + 64?
Let's think step by step.
- Add ones: 2 + 4 = 6
- Add tens: 40 + 60 = 100
- Sum: 6 + 100 = 106
Answer: 106


Question: What is 527 * 85?
Let's think step by step.
- 85 = 80 + 5
- 527 * 5 = (500 + 20 + 7) * 5 = 2500 + 100 + 35 = 2635
- 527 * 8 = (500 + 20 + 7) * 8 = 4000 + 160 + 56 = 4216, so 527 * 80 = 42160
- Sum: 2635 + 42160 = 44795
Answer: 44795


Question: What is 7726 - 4488?
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.
- 2nd digit from right: 1 < 8, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 8 = 3, write 3.
-   6 - 4 = 2, write 2.
-   7 - 4 = 3, write 3.
Answer: 3238


Question: What is 72 + 75?
Let's think step by step.
- Add ones: 2 + 5 = 7
- Add tens: 70 + 70 = 140
- Sum: 7 + 140 = 147
Answer: 147


Question: What is 437 + 669?
Let's think step by step.
- Add ones: 7 + 9 = 16
- Add tens: 30 + 60 = 90
- Add hundreds: 400 + 600 = 1000
- Sum: 16 + 90 = 106
- Sum: 106 + 1000 = 1106
Answer: 1106


Question: What is 78 * 29?
Let's think step by step.
- 29 = 20 + 9
- 78 * 9 = (70 + 8) * 9 = 630 + 72 = 702
- 78 * 2 = (70 + 8) * 2 = 140 + 16 = 156, so 78 * 20 = 1560
- Sum: 702 + 1560 = 2262
Answer: 2262


Question: What is 369 + 901?
Let's think step by step.
- Add ones: 9 + 1 = 10
- Add tens: 60 + 0 = 60
- Add hundreds: 300 + 900 = 1200
- Sum: 10 + 60 = 70
- Sum: 70 + 1200 = 1270
Answer: 1270


Question: What is 9522 - 451?
Let's think step by step.
-   2 - 1 = 1, write 1.
- 2nd digit from right: 2 < 5, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 5 = 7, write 7.
-   4 - 4 = 0, write 0.
-   9 - 0 = 9, write 9.
Answer: 9071


Question: What is 74 * 44?
Let's think step by step.
- 44 = 40 + 4
- 74 * 4 = (70 + 4) * 4 = 280 + 16 = 296
- 74 * 4 = (70 + 4) * 4 = 280 + 16 = 296, so 74 * 40 = 2960
- Sum: 296 + 2960 = 3256
Answer: 3256


Question: What is 535 + 566?
Let's think step by step.
- Add ones: 5 + 6 = 11
- Add tens: 30 + 60 = 90
- Add hundreds: 500 + 500 = 1000
- Sum: 11 + 90 = 101
- Sum: 101 + 1000 = 1101
Answer: 1101


Question: What is 82 + 68?
Let's think step by step.
- Add ones: 2 + 8 = 10
- Add tens: 80 + 60 = 140
- Sum: 10 + 140 = 150
Answer: 150


Question: What is 82 + 90?
Let's think step by step.
- Add ones: 2 + 0 = 2
- Add tens: 80 + 90 = 170
- Sum: 2 + 170 = 172
Answer: 172


Question: What is 29 * 95?
Let's think step by step.
- 95 = 90 + 5
- 29 * 5 = (20 + 9) * 5 = 100 + 45 = 145
- 29 * 9 = (20 + 9) * 9 = 180 + 81 = 261, so 29 * 90 = 2610
- Sum: 145 + 2610 = 2755
Answer: 2755


Question: What is 35 + 81?
Let's think step by step.
- Add ones: 5 + 1 = 6
- Add tens: 30 + 80 = 110
- Sum: 6 + 110 = 116
Answer: 116


Question: What is 824 * 3?
Let's think step by step.
- 824 * 3 = (800 + 20 + 4) * 3 = 2400 + 60 + 12 = 2472
Answer: 2472


Question: What is 92 + 55?
Let's think step by step.
- Add ones: 2 + 5 = 7
- Add tens: 90 + 50 = 140
- Sum: 7 + 140 = 147
Answer: 147


Question: What is 31 + 64?
Let's think step by step.
- Add ones: 1 + 4 = 5
- Add tens: 30 + 60 = 90
- Sum: 5 + 90 = 95
Answer: 95


Question: What is 71 - 46?
Let's think step by step.
- 1st digit from right: 1 < 6, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 6 = 5, write 5.
-   6 - 4 = 2, write 2.
Answer: 25


Question: What is 367 * 4?
Let's think step by step.
- 367 * 4 = (300 + 60 + 7) * 4 = 1200 + 240 + 28 = 1468
Answer: 1468


Question: What is 955 * 386?
Let's think step by step.
- 386 = 300 + 80 + 6
- 955 * 6 = (900 + 50 + 5) * 6 = 5400 + 300 + 30 = 5730
- 955 * 8 = (900 + 50 + 5) * 8 = 7200 + 400 + 40 = 7640, so 955 * 80 = 76400
- 955 * 3 = (900 + 50 + 5) * 3 = 2700 + 150 + 15 = 2865, so 955 * 300 = 286500
- Sum: 5730 + 76400 = 82130
- Sum: 82130 + 286500 = 368630
Answer: 368630


Question: What is 586 * 45?
Let's think step by step.
- 45 = 40 + 5
- 586 * 5 = (500 + 80 + 6) * 5 = 2500 + 400 + 30 = 2930
- 586 * 4 = (500 + 80 + 6) * 4 = 2000 + 320 + 24 = 2344, so 586 * 40 = 23440
- Sum: 2930 + 23440 = 26370
Answer: 26370


Question: What is 977 - 625?
Let's think step by step.
-   7 - 5 = 2, write 2.
-   7 - 2 = 5, write 5.
-   9 - 6 = 3, write 3.
Answer: 352


Question: What is 47 + 12?
Let's think step by step.
- Add ones: 7 + 2 = 9
- Add tens: 40 + 10 = 50
- Sum: 9 + 50 = 59
Answer: 59


Question: What is 24 + 10?
Let's think step by step.
- Add ones: 4 + 0 = 4
- Add tens: 20 + 10 = 30
- Sum: 4 + 30 = 34
Answer: 34


Question: What is 312 * 82?
Let's think step by step.
- 82 = 80 + 2
- 312 * 2 = (300 + 10 + 2) * 2 = 600 + 20 + 4 = 624
- 312 * 8 = (300 + 10 + 2) * 8 = 2400 + 80 + 16 = 2496, so 312 * 80 = 24960
- Sum: 624 + 24960 = 25584
Answer: 25584


Question: What is 26 + 35?
Let's think step by step.
- Add ones: 6 + 5 = 11
- Add tens: 20 + 30 = 50
- Sum: 11 + 50 = 61
Answer: 61


Question: What is 161 + 134?
Let's think step by step.
- Add ones: 1 + 4 = 5
- Add tens: 60 + 30 = 90
- Add hundreds: 100 + 100 = 200
- Sum: 5 + 90 = 95
- Sum: 95 + 200 = 295
Answer: 295


Question: What is 360 * 104?
Let's think step by step.
- 104 = 100 + 4
- 360 * 4 = (300 + 60) * 4 = 1200 + 240 = 1440
- 360 * 1 = (300 + 60) * 1 = 300 + 60 = 360, so 360 * 100 = 36000
- Sum: 1440 + 36000 = 37440
Answer: 37440


Question: What is 941 + 328?
Let's think step by step.
- Add ones: 1 + 8 = 9
- Add tens: 40 + 20 = 60
- Add hundreds: 900 + 300 = 1200
- Sum: 9 + 60 = 69
- Sum: 69 + 1200 = 1269
Answer: 1269


Question: What is 70 + 38?
Let's think step by step.
- Add ones: 0 + 8 = 8
- Add tens: 70 + 30 = 100
- Sum: 8 + 100 = 108
Answer: 108


Question: What is 838 + 590?
Let's think step by step.
- Add ones: 8 + 0 = 8
- Add tens: 30 + 90 = 120
- Add hundreds: 800 + 500 = 1300
- Sum: 8 + 120 = 128
- Sum: 128 + 1300 = 1428
Answer: 1428


Question: What is 585 + 564?
Let's think step by step.
- Add ones: 5 + 4 = 9
- Add tens: 80 + 60 = 140
- Add hundreds: 500 + 500 = 1000
- Sum: 9 + 140 = 149
- Sum: 149 + 1000 = 1149
Answer: 1149


Question: What is 3858 - 1594?
Let's think step by step.
-   8 - 4 = 4, write 4.
- 2nd digit from right: 5 < 9, borrow 1 from the next digit: 5 + 10 = 15.
-   15 - 9 = 6, write 6.
-   7 - 5 = 2, write 2.
-   3 - 1 = 2, write 2.
Answer: 2264


Question: What is 56 - 31?
Let's think step by step.
-   6 - 1 = 5, write 5.
-   5 - 3 = 2, write 2.
Answer: 25


Question: What is 657 + 734?
Let's think step by step.
- Add ones: 7 + 4 = 11
- Add tens: 50 + 30 = 80
- Add hundreds: 600 + 700 = 1300
- Sum: 11 + 80 = 91
- Sum: 91 + 1300 = 1391
Answer: 1391


Question: What is 460 + 473?
Let's think step by step.
- Add ones: 0 + 3 = 3
- Add tens: 60 + 70 = 130
- Add hundreds: 400 + 400 = 800
- Sum: 3 + 130 = 133
- Sum: 133 + 800 = 933
Answer: 933


Question: What is 33 * 42?
Let's think step by step.
- 42 = 40 + 2
- 33 * 2 = (30 + 3) * 2 = 60 + 6 = 66
- 33 * 4 = (30 + 3) * 4 = 120 + 12 = 132, so 33 * 40 = 1320
- Sum: 66 + 1320 = 1386
Answer: 1386


Question: What is 790 * 3?
Let's think step by step.
- 790 * 3 = (700 + 90) * 3 = 2100 + 270 = 2370
Answer: 2370


Question: What is 49 + 57?
Let's think step by step.
- Add ones: 9 + 7 = 16
- Add tens: 40 + 50 = 90
- Sum: 16 + 90 = 106
Answer: 106


Question: What is 53 + 52?
Let's think step by step.
- Add ones: 3 + 2 = 5
- Add tens: 50 + 50 = 100
- Sum: 5 + 100 = 105
Answer: 105


Question: What is 63 * 43?
Let's think step by step.
- 43 = 40 + 3
- 63 * 3 = (60 + 3) * 3 = 180 + 9 = 189
- 63 * 4 = (60 + 3) * 4 = 240 + 12 = 252, so 63 * 40 = 2520
- Sum: 189 + 2520 = 2709
Answer: 2709


Question: What is 27 + 65?
Let's think step by step.
- Add ones: 7 + 5 = 12
- Add tens: 20 + 60 = 80
- Sum: 12 + 80 = 92
Answer: 92


Question: What is 72 * 75?
Let's think step by step.
- 75 = 70 + 5
- 72 * 5 = (70 + 2) * 5 = 350 + 10 = 360
- 72 * 7 = (70 + 2) * 7 = 490 + 14 = 504, so 72 * 70 = 5040
- Sum: 360 + 5040 = 5400
Answer: 5400


Question: What is 6557 - 3889?
Let's think step by step.
- 1st digit from right: 7 < 9, borrow 1 from the next digit: 7 + 10 = 17.
-   17 - 9 = 8, write 8.
- 2nd digit from right: 4 < 8, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 8 = 6, write 6.
- 3rd digit from right: 4 < 8, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 8 = 6, write 6.
-   5 - 3 = 2, write 2.
Answer: 2668


Question: What is 60 - 36?
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.
-   5 - 3 = 2, write 2.
Answer: 24


Question: What is 393 * 279?
Let's think step by step.
- 279 = 200 + 70 + 9
- 393 * 9 = (300 + 90 + 3) * 9 = 2700 + 810 + 27 = 3537
- 393 * 7 = (300 + 90 + 3) * 7 = 2100 + 630 + 21 = 2751, so 393 * 70 = 27510
- 393 * 2 = (300 + 90 + 3) * 2 = 600 + 180 + 6 = 786, so 393 * 200 = 78600
- Sum: 3537 + 27510 = 31047
- Sum: 31047 + 78600 = 109647
Answer: 109647


Question: What is 23 - 19?
Let's think step by step.
- 1st digit from right: 3 < 9, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 9 = 4, write 4.
-   1 - 1 = 0, write 0.
Answer: 4


Question: What is 601 + 993?
Let's think step by step.
- Add ones: 1 + 3 = 4
- Add tens: 0 + 90 = 90
- Add hundreds: 600 + 900 = 1500
- Sum: 4 + 90 = 94
- Sum: 94 + 1500 = 1594
Answer: 1594


Question: What is 820 - 814?
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.
-   1 - 1 = 0, write 0.
-   8 - 8 = 0, write 0.
Answer: 6


Question: What is 692 - 258?
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.
-   8 - 5 = 3, write 3.
-   6 - 2 = 4, write 4.
Answer: 434


Question: What is 82 - 75?
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.
-   7 - 7 = 0, write 0.
Answer: 7


Question: What is 10 * 10?
Let's think step by step.
- 10 = 10
- 10 * 1 = 10, so 10 * 10 = 100
Answer: 100


Question: What is 970 + 843?
Let's think step by step.
- Add ones: 0 + 3 = 3
- Add tens: 70 + 40 = 110
- Add hundreds: 900 + 800 = 1700
- Sum: 3 + 110 = 113
- Sum: 113 + 1700 = 1813
Answer: 1813


Question: What is 65 - 28?
Let's think step by step.
- 1st digit from right: 5 < 8, borrow 1 from the next digit: 5 + 10 = 15.
-   15 - 8 = 7, write 7.
-   5 - 2 = 3, write 3.
Answer: 37


Question: What is 38 - 21?
Let's think step by step.
-   8 - 1 = 7, write 7.
-   3 - 2 = 1, write 1.
Answer: 17


Question: What is 876 - 832?
Let's think step by step.
-   6 - 2 = 4, write 4.
-   7 - 3 = 4, write 4.
-   8 - 8 = 0, write 0.
Answer: 44


Question: What is 954 - 626?
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.
-   4 - 2 = 2, write 2.
-   9 - 6 = 3, write 3.
Answer: 328


Question: What is 53 - 28?
Let's think step by step.
- 1st digit from right: 3 < 8, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 8 = 5, write 5.
-   4 - 2 = 2, write 2.
Answer: 25


Question: What is 72 - 36?
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.
-   6 - 3 = 3, write 3.
Answer: 36


Question: What is 757 * 23?
Let's think step by step.
- 23 = 20 + 3
- 757 * 3 = (700 + 50 + 7) * 3 = 2100 + 150 + 21 = 2271
- 757 * 2 = (700 + 50 + 7) * 2 = 1400 + 100 + 14 = 1514, so 757 * 20 = 15140
- Sum: 2271 + 15140 = 17411
Answer: 17411


Question: What is 90 * 55?
Let's think step by step.
- 55 = 50 + 5
- 90 * 5 = 450
- 90 * 5 = 450, so 90 * 50 = 4500
- Sum: 450 + 4500 = 4950
Answer: 4950


Question: What is 241 + 267?
Let's think step by step.
- Add ones: 1 + 7 = 8
- Add tens: 40 + 60 = 100
- Add hundreds: 200 + 200 = 400
- Sum: 8 + 100 = 108
- Sum: 108 + 400 = 508
Answer: 508


Question: What is 78 * 47?
Let's think step by step.
- 47 = 40 + 7
- 78 * 7 = (70 + 8) * 7 = 490 + 56 = 546
- 78 * 4 = (70 + 8) * 4 = 280 + 32 = 312, so 78 * 40 = 3120
- Sum: 546 + 3120 = 3666
Answer: 3666


Question: What is 2395 - 1492?
Let's think step by step.
-   5 - 2 = 3, write 3.
-   9 - 9 = 0, write 0.
- 3rd digit from right: 3 < 4, borrow 1 from the next digit: 3 + 10 = 13.
-   13 - 4 = 9, write 9.
-   1 - 1 = 0, write 0.
Answer: 903


Question: What is 605 + 932?
Let's think step by step.
- Add ones: 5 + 2 = 7
- Add tens: 0 + 30 = 30
- Add hundreds: 600 + 900 = 1500
- Sum: 7 + 30 = 37
- Sum: 37 + 1500 = 1537
Answer: 1537


Question: What is 801 - 236?
Let's think step by step.
- 1st digit from right: 1 < 6, borrow 1 from the next digit: 1 + 10 = 11.
-   11 - 6 = 5, write 5.
- 2nd digit from right: reduced to -1 by the previous borrow; -1 < 3, so borrow again: -1 + 10 = 9.
-   9 - 3 = 6, write 6.
-   7 - 2 = 5, write 5.
Answer: 565


Question: What is 12 * 87?
Let's think step by step.
- 87 = 80 + 7
- 12 * 7 = (10 + 2) * 7 = 70 + 14 = 84
- 12 * 8 = (10 + 2) * 8 = 80 + 16 = 96, so 12 * 80 = 960
- Sum: 84 + 960 = 1044
Answer: 1044


Question: What is 71 * 97?
Let's think step by step.
- 97 = 90 + 7
- 71 * 7 = (70 + 1) * 7 = 490 + 7 = 497
- 71 * 9 = (70 + 1) * 9 = 630 + 9 = 639, so 71 * 90 = 6390
- Sum: 497 + 6390 = 6887
Answer: 6887


Question: What is 494 * 7?
Let's think step by step.
- 494 * 7 = (400 + 90 + 4) * 7 = 2800 + 630 + 28 = 3458
Answer: 3458


Question: What is 80 - 60?
Let's think step by step.
-   0 - 0 = 0, write 0.
-   8 - 6 = 2, write 2.
Answer: 20


Question: What is 311 + 827?
Let's think step by step.
- Add ones: 1 + 7 = 8
- Add tens: 10 + 20 = 30
- Add hundreds: 300 + 800 = 1100
- Sum: 8 + 30 = 38
- Sum: 38 + 1100 = 1138
Answer: 1138


Question: What is 69 - 55?
Let's think step by step.
-   9 - 5 = 4, write 4.
-   6 - 5 = 1, write 1.
Answer: 14


Question: What is 994 - 741?
Let's think step by step.
-   4 - 1 = 3, write 3.
-   9 - 4 = 5, write 5.
-   9 - 7 = 2, write 2.
Answer: 253


Question: What is 262 * 923?
Let's think step by step.
- 923 = 900 + 20 + 3
- 262 * 3 = (200 + 60 + 2) * 3 = 600 + 180 + 6 = 786
- 262 * 2 = (200 + 60 + 2) * 2 = 400 + 120 + 4 = 524, so 262 * 20 = 5240
- 262 * 9 = (200 + 60 + 2) * 9 = 1800 + 540 + 18 = 2358, so 262 * 900 = 235800
- Sum: 786 + 5240 = 6026
- Sum: 6026 + 235800 = 241826
Answer: 241826


Question: What is 59 + 31?
Let's think step by step.
- Add ones: 9 + 1 = 10
- Add tens: 50 + 30 = 80
- Sum: 10 + 80 = 90
Answer: 90


Question: What is 73 - 13?
Let's think step by step.
-   3 - 3 = 0, write 0.
-   7 - 1 = 6, write 6.
Answer: 60


Question: What is 18 * 53?
Let's think step by step.
- 53 = 50 + 3
- 18 * 3 = (10 + 8) * 3 = 30 + 24 = 54
- 18 * 5 = (10 + 8) * 5 = 50 + 40 = 90, so 18 * 50 = 900
- Sum: 54 + 900 = 954
Answer: 954


Question: What is 89 * 14?
Let's think step by step.
- 14 = 10 + 4
- 89 * 4 = (80 + 9) * 4 = 320 + 36 = 356
- 89 * 1 = (80 + 9) * 1 = 80 + 9 = 89, so 89 * 10 = 890
- Sum: 356 + 890 = 1246
Answer: 1246


Question: What is 97 * 25?
Let's think step by step.
- 25 = 20 + 5
- 97 * 5 = (90 + 7) * 5 = 450 + 35 = 485
- 97 * 2 = (90 + 7) * 2 = 180 + 14 = 194, so 97 * 20 = 1940
- Sum: 485 + 1940 = 2425
Answer: 2425


Question: What is 93 * 4?
Let's think step by step.
- 93 * 4 = (90 + 3) * 4 = 360 + 12 = 372
Answer: 372


Question: What is 605 + 825?
Let's think step by step.
- Add ones: 5 + 5 = 10
- Add tens: 0 + 20 = 20
- Add hundreds: 600 + 800 = 1400
- Sum: 10 + 20 = 30
- Sum: 30 + 1400 = 1430
Answer: 1430


Question: What is 50 - 43?
Let's think step by step.
- 1st digit from right: 0 < 3, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 3 = 7, write 7.
-   4 - 4 = 0, write 0.
Answer: 7


Question: What is 79 - 65?
Let's think step by step.
-   9 - 5 = 4, write 4.
-   7 - 6 = 1, write 1.
Answer: 14


Question: What is 185 * 764?
Let's think step by step.
- 764 = 700 + 60 + 4
- 185 * 4 = (100 + 80 + 5) * 4 = 400 + 320 + 20 = 740
- 185 * 6 = (100 + 80 + 5) * 6 = 600 + 480 + 30 = 1110, so 185 * 60 = 11100
- 185 * 7 = (100 + 80 + 5) * 7 = 700 + 560 + 35 = 1295, so 185 * 700 = 129500
- Sum: 740 + 11100 = 11840
- Sum: 11840 + 129500 = 141340
Answer: 141340


Question: What is 129 * 6?
Let's think step by step.
- 129 * 6 = (100 + 20 + 9) * 6 = 600 + 120 + 54 = 774
Answer: 774


Question: What is 6138 - 6114?
Let's think step by step.
-   8 - 4 = 4, write 4.
-   3 - 1 = 2, write 2.
-   1 - 1 = 0, write 0.
-   6 - 6 = 0, write 0.
Answer: 24


Question: What is 28 + 16?
Let's think step by step.
- Add ones: 8 + 6 = 14
- Add tens: 20 + 10 = 30
- Sum: 14 + 30 = 44
Answer: 44


Question: What is 818 * 218?
Let's think step by step.
- 218 = 200 + 10 + 8
- 818 * 8 = (800 + 10 + 8) * 8 = 6400 + 80 + 64 = 6544
- 818 * 1 = (800 + 10 + 8) * 1 = 800 + 10 + 8 = 818, so 818 * 10 = 8180
- 818 * 2 = (800 + 10 + 8) * 2 = 1600 + 20 + 16 = 1636, so 818 * 200 = 163600
- Sum: 6544 + 8180 = 14724
- Sum: 14724 + 163600 = 178324
Answer: 178324


Question: What is 826 - 386?
Let's think step by step.
-   6 - 6 = 0, write 0.
- 2nd digit from right: 2 < 8, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 8 = 4, write 4.
-   7 - 3 = 4, write 4.
Answer: 440


Question: What is 9934 - 7701?
Let's think step by step.
-   4 - 1 = 3, write 3.
-   3 - 0 = 3, write 3.
-   9 - 7 = 2, write 2.
-   9 - 7 = 2, write 2.
Answer: 2233


Question: What is 80 * 30?
Let's think step by step.
- 30 = 30
- 80 * 3 = 240, so 80 * 30 = 2400
Answer: 2400


Question: What is 51 + 40?
Let's think step by step.
- Add ones: 1 + 0 = 1
- Add tens: 50 + 40 = 90
- Sum: 1 + 90 = 91
Answer: 91


Question: What is 290 + 491?
Let's think step by step.
- Add ones: 0 + 1 = 1
- Add tens: 90 + 90 = 180
- Add hundreds: 200 + 400 = 600
- Sum: 1 + 180 = 181
- Sum: 181 + 600 = 781
Answer: 781


Question: What is 969 - 824?
Let's think step by step.
-   9 - 4 = 5, write 5.
-   6 - 2 = 4, write 4.
-   9 - 8 = 1, write 1.
Answer: 145


Question: What is 56 + 45?
Let's think step by step.
- Add ones: 6 + 5 = 11
- Add tens: 50 + 40 = 90
- Sum: 11 + 90 = 101
Answer: 101


Question: What is 255 + 413?
Let's think step by step.
- Add ones: 5 + 3 = 8
- Add tens: 50 + 10 = 60
- Add hundreds: 200 + 400 = 600
- Sum: 8 + 60 = 68
- Sum: 68 + 600 = 668
Answer: 668


Question: What is 6053 - 287?
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: 4 < 8, borrow 1 from the next digit: 4 + 10 = 14.
-   14 - 8 = 6, write 6.
- 3rd digit from right: reduced to -1 by the previous borrow; -1 < 2, so borrow again: -1 + 10 = 9.
-   9 - 2 = 7, write 7.
-   5 - 0 = 5, write 5.
Answer: 5766


Question: What is 36 * 80?
Let's think step by step.
- 80 = 80
- 36 * 8 = (30 + 6) * 8 = 240 + 48 = 288, so 36 * 80 = 2880
Answer: 2880


Question: What is 19 + 62?
Let's think step by step.
- Add ones: 9 + 2 = 11
- Add tens: 10 + 60 = 70
- Sum: 11 + 70 = 81
Answer: 81


Question: What is 606 * 2?
Let's think step by step.
- 606 * 2 = (600 + 6) * 2 = 1200 + 12 = 1212
Answer: 1212


Question: What is 73 - 17?
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 - 1 = 5, write 5.
Answer: 56


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


Question: What is 98 * 64?
Let's think step by step.
- 64 = 60 + 4
- 98 * 4 = (90 + 8) * 4 = 360 + 32 = 392
- 98 * 6 = (90 + 8) * 6 = 540 + 48 = 588, so 98 * 60 = 5880
- Sum: 392 + 5880 = 6272
Answer: 6272


Question: What is 82 * 93?
Let's think step by step.
- 93 = 90 + 3
- 82 * 3 = (80 + 2) * 3 = 240 + 6 = 246
- 82 * 9 = (80 + 2) * 9 = 720 + 18 = 738, so 82 * 90 = 7380
- Sum: 246 + 7380 = 7626
Answer: 7626


Question: What is 39 - 16?
Let's think step by step.
-   9 - 6 = 3, write 3.
-   3 - 1 = 2, write 2.
Answer: 23


Question: What is 79 - 58?
Let's think step by step.
-   9 - 8 = 1, write 1.
-   7 - 5 = 2, write 2.
Answer: 21


Question: What is 148 * 69?
Let's think step by step.
- 69 = 60 + 9
- 148 * 9 = (100 + 40 + 8) * 9 = 900 + 360 + 72 = 1332
- 148 * 6 = (100 + 40 + 8) * 6 = 600 + 240 + 48 = 888, so 148 * 60 = 8880
- Sum: 1332 + 8880 = 10212
Answer: 10212


Question: What is 443 * 6?
Let's think step by step.
- 443 * 6 = (400 + 40 + 3) * 6 = 2400 + 240 + 18 = 2658
Answer: 2658


Question: What is 775 + 634?
Let's think step by step.
- Add ones: 5 + 4 = 9
- Add tens: 70 + 30 = 100
- Add hundreds: 700 + 600 = 1300
- Sum: 9 + 100 = 109
- Sum: 109 + 1300 = 1409
Answer: 1409


Question: What is 46 * 5?
Let's think step by step.
- 46 * 5 = (40 + 6) * 5 = 200 + 30 = 230
Answer: 230


Question: What is 95 * 9?
Let's think step by step.
- 95 * 9 = (90 + 5) * 9 = 810 + 45 = 855
Answer: 855


Question: What is 76 - 65?
Let's think step by step.
-   6 - 5 = 1, write 1.
-   7 - 6 = 1, write 1.
Answer: 11


Question: What is 919 + 923?
Let's think step by step.
- Add ones: 9 + 3 = 12
- Add tens: 10 + 20 = 30
- Add hundreds: 900 + 900 = 1800
- Sum: 12 + 30 = 42
- Sum: 42 + 1800 = 1842
Answer: 1842


Question: What is 12 + 88?
Let's think step by step.
- Add ones: 2 + 8 = 10
- Add tens: 10 + 80 = 90
- Sum: 10 + 90 = 100
Answer: 100


Question: What is 219 * 22?
Let's think step by step.
- 22 = 20 + 2
- 219 * 2 = (200 + 10 + 9) * 2 = 400 + 20 + 18 = 438
- 219 * 2 = (200 + 10 + 9) * 2 = 400 + 20 + 18 = 438, so 219 * 20 = 4380
- Sum: 438 + 4380 = 4818
Answer: 4818


Question: What is 20 * 8?
Let's think step by step.
- 20 * 8 = 160
Answer: 160


Question: What is 460 + 605?
Let's think step by step.
- Add ones: 0 + 5 = 5
- Add tens: 60 + 0 = 60
- Add hundreds: 400 + 600 = 1000
- Sum: 5 + 60 = 65
- Sum: 65 + 1000 = 1065
Answer: 1065


Question: What is 33 - 16?
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.
-   2 - 1 = 1, write 1.
Answer: 17


Question: What is 58 * 57?
Let's think step by step.
- 57 = 50 + 7
- 58 * 7 = (50 + 8) * 7 = 350 + 56 = 406
- 58 * 5 = (50 + 8) * 5 = 250 + 40 = 290, so 58 * 50 = 2900
- Sum: 406 + 2900 = 3306
Answer: 3306


Question: What is 57 * 82?
Let's think step by step.
- 82 = 80 + 2
- 57 * 2 = (50 + 7) * 2 = 100 + 14 = 114
- 57 * 8 = (50 + 7) * 8 = 400 + 56 = 456, so 57 * 80 = 4560
- Sum: 114 + 4560 = 4674
Answer: 4674


Question: What is 199 * 7?
Let's think step by step.
- 199 * 7 = (100 + 90 + 9) * 7 = 700 + 630 + 63 = 1393
Answer: 1393


Question: What is 704 - 57?
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 < 5, so borrow again: -1 + 10 = 9.
-   9 - 5 = 4, write 4.
-   6 - 0 = 6, write 6.
Answer: 647


Question: What is 808 * 9?
Let's think step by step.
- 808 * 9 = (800 + 8) * 9 = 7200 + 72 = 7272
Answer: 7272


Question: What is 36 + 41?
Let's think step by step.
- Add ones: 6 + 1 = 7
- Add tens: 30 + 40 = 70
- Sum: 7 + 70 = 77
Answer: 77


Question: What is 429 + 115?
Let's think step by step.
- Add ones: 9 + 5 = 14
- Add tens: 20 + 10 = 30
- Add hundreds: 400 + 100 = 500
- Sum: 14 + 30 = 44
- Sum: 44 + 500 = 544
Answer: 544


Question: What is 434 + 498?
Let's think step by step.
- Add ones: 4 + 8 = 12
- Add tens: 30 + 90 = 120
- Add hundreds: 400 + 400 = 800
- Sum: 12 + 120 = 132
- Sum: 132 + 800 = 932
Answer: 932


Question: What is 34 - 18?
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.
-   2 - 1 = 1, write 1.
Answer: 16


Question: What is 65 + 34?
Let's think step by step.
- Add ones: 5 + 4 = 9
- Add tens: 60 + 30 = 90
- Sum: 9 + 90 = 99
Answer: 99


Question: What is 561 * 4?
Let's think step by step.
- 561 * 4 = (500 + 60 + 1) * 4 = 2000 + 240 + 4 = 2244
Answer: 2244


Question: What is 11 * 17?
Let's think step by step.
- 17 = 10 + 7
- 11 * 7 = (10 + 1) * 7 = 70 + 7 = 77
- 11 * 1 = (10 + 1) * 1 = 10 + 1 = 11, so 11 * 10 = 110
- Sum: 77 + 110 = 187
Answer: 187


Question: What is 95 - 66?
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.
-   8 - 6 = 2, write 2.
Answer: 29


Question: What is 923 + 442?
Let's think step by step.
- Add ones: 3 + 2 = 5
- Add tens: 20 + 40 = 60
- Add hundreds: 900 + 400 = 1300
- Sum: 5 + 60 = 65
- Sum: 65 + 1300 = 1365
Answer: 1365


Question: What is 78 * 76?
Let's think step by step.
- 76 = 70 + 6
- 78 * 6 = (70 + 8) * 6 = 420 + 48 = 468
- 78 * 7 = (70 + 8) * 7 = 490 + 56 = 546, so 78 * 70 = 5460
- Sum: 468 + 5460 = 5928
Answer: 5928


Question: What is 80 + 81?
Let's think step by step.
- Add ones: 0 + 1 = 1
- Add tens: 80 + 80 = 160
- Sum: 1 + 160 = 161
Answer: 161


Question: What is 352 * 3?
Let's think step by step.
- 352 * 3 = (300 + 50 + 2) * 3 = 900 + 150 + 6 = 1056
Answer: 1056


Question: What is 51 + 35?
Let's think step by step.
- Add ones: 1 + 5 = 6
- Add tens: 50 + 30 = 80
- Sum: 6 + 80 = 86
Answer: 86


Question: What is 255 * 39?
Let's think step by step.
- 39 = 30 + 9
- 255 * 9 = (200 + 50 + 5) * 9 = 1800 + 450 + 45 = 2295
- 255 * 3 = (200 + 50 + 5) * 3 = 600 + 150 + 15 = 765, so 255 * 30 = 7650
- Sum: 2295 + 7650 = 9945
Answer: 9945


Question: What is 393 * 2?
Let's think step by step.
- 393 * 2 = (300 + 90 + 3) * 2 = 600 + 180 + 6 = 786
Answer: 786


Question: What is 90 + 78?
Let's think step by step.
- Add ones: 0 + 8 = 8
- Add tens: 90 + 70 = 160
- Sum: 8 + 160 = 168
Answer: 168


Question: What is 60 + 75?
Let's think step by step.
- Add ones: 0 + 5 = 5
- Add tens: 60 + 70 = 130
- Sum: 5 + 130 = 135
Answer: 135


Question: What is 615 + 886?
Let's think step by step.
- Add ones: 5 + 6 = 11
- Add tens: 10 + 80 = 90
- Add hundreds: 600 + 800 = 1400
- Sum: 11 + 90 = 101
- Sum: 101 + 1400 = 1501
Answer: 1501


Question: What is 956 + 576?
Let's think step by step.
- Add ones: 6 + 6 = 12
- Add tens: 50 + 70 = 120
- Add hundreds: 900 + 500 = 1400
- Sum: 12 + 120 = 132
- Sum: 132 + 1400 = 1532
Answer: 1532


Question: What is 671 * 52?
Let's think step by step.
- 52 = 50 + 2
- 671 * 2 = (600 + 70 + 1) * 2 = 1200 + 140 + 2 = 1342
- 671 * 5 = (600 + 70 + 1) * 5 = 3000 + 350 + 5 = 3355, so 671 * 50 = 33550
- Sum: 1342 + 33550 = 34892
Answer: 34892


Question: What is 13 * 62?
Let's think step by step.
- 62 = 60 + 2
- 13 * 2 = (10 + 3) * 2 = 20 + 6 = 26
- 13 * 6 = (10 + 3) * 6 = 60 + 18 = 78, so 13 * 60 = 780
- Sum: 26 + 780 = 806
Answer: 806


Question: What is 369 + 775?
Let's think step by step.
- Add ones: 9 + 5 = 14
- Add tens: 60 + 70 = 130
- Add hundreds: 300 + 700 = 1000
- Sum: 14 + 130 = 144
- Sum: 144 + 1000 = 1144
Answer: 1144


Question: What is 551 + 632?
Let's think step by step.
- Add ones: 1 + 2 = 3
- Add tens: 50 + 30 = 80
- Add hundreds: 500 + 600 = 1100
- Sum: 3 + 80 = 83
- Sum: 83 + 1100 = 1183
Answer: 1183


Question: What is 6875 - 6750?
Let's think step by step.
-   5 - 0 = 5, write 5.
-   7 - 5 = 2, write 2.
-   8 - 7 = 1, write 1.
-   6 - 6 = 0, write 0.
Answer: 125


Question: What is 72 * 14?
Let's think step by step.
- 14 = 10 + 4
- 72 * 4 = (70 + 2) * 4 = 280 + 8 = 288
- 72 * 1 = (70 + 2) * 1 = 70 + 2 = 72, so 72 * 10 = 720
- Sum: 288 + 720 = 1008
Answer: 1008


Question: What is 80 * 68?
Let's think step by step.
- 68 = 60 + 8
- 80 * 8 = 640
- 80 * 6 = 480, so 80 * 60 = 4800
- Sum: 640 + 4800 = 5440
Answer: 5440


Question: What is 8108 - 1993?
Let's think step by step.
-   8 - 3 = 5, write 5.
- 2nd digit from right: 0 < 9, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 9 = 1, write 1.
- 3rd digit from right: 0 < 9, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 9 = 1, write 1.
-   7 - 1 = 6, write 6.
Answer: 6115


Question: What is 6697 - 693?
Let's think step by step.
-   7 - 3 = 4, write 4.
-   9 - 9 = 0, write 0.
-   6 - 6 = 0, write 0.
-   6 - 0 = 6, write 6.
Answer: 6004


Question: What is 312 - 186?
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.
- 2nd digit from right: 0 < 8, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 8 = 2, write 2.
-   2 - 1 = 1, write 1.
Answer: 126


Question: What is 30 + 75?
Let's think step by step.
- Add ones: 0 + 5 = 5
- Add tens: 30 + 70 = 100
- Sum: 5 + 100 = 105
Answer: 105


Question: What is 367 * 681?
Let's think step by step.
- 681 = 600 + 80 + 1
- 367 * 1 = (300 + 60 + 7) * 1 = 300 + 60 + 7 = 367
- 367 * 8 = (300 + 60 + 7) * 8 = 2400 + 480 + 56 = 2936, so 367 * 80 = 29360
- 367 * 6 = (300 + 60 + 7) * 6 = 1800 + 360 + 42 = 2202, so 367 * 600 = 220200
- Sum: 367 + 29360 = 29727
- Sum: 29727 + 220200 = 249927
Answer: 249927


Question: What is 52 + 38?
Let's think step by step.
- Add ones: 2 + 8 = 10
- Add tens: 50 + 30 = 80
- Sum: 10 + 80 = 90
Answer: 90


Question: What is 10 * 15?
Let's think step by step.
- 15 = 10 + 5
- 10 * 5 = 50
- 10 * 1 = 10, so 10 * 10 = 100
- Sum: 50 + 100 = 150
Answer: 150


Question: What is 773 * 47?
Let's think step by step.
- 47 = 40 + 7
- 773 * 7 = (700 + 70 + 3) * 7 = 4900 + 490 + 21 = 5411
- 773 * 4 = (700 + 70 + 3) * 4 = 2800 + 280 + 12 = 3092, so 773 * 40 = 30920
- Sum: 5411 + 30920 = 36331
Answer: 36331


Question: What is 900 - 819?
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.
- 2nd digit from right: reduced to -1 by the previous borrow; -1 < 1, so borrow again: -1 + 10 = 9.
-   9 - 1 = 8, write 8.
-   8 - 8 = 0, write 0.
Answer: 81


Question: What is 59 + 92?
Let's think step by step.
- Add ones: 9 + 2 = 11
- Add tens: 50 + 90 = 140
- Sum: 11 + 140 = 151
Answer: 151


Question: What is 28 * 24?
Let's think step by step.
- 24 = 20 + 4
- 28 * 4 = (20 + 8) * 4 = 80 + 32 = 112
- 28 * 2 = (20 + 8) * 2 = 40 + 16 = 56, so 28 * 20 = 560
- Sum: 112 + 560 = 672
Answer: 672


Question: What is 41 + 33?
Let's think step by step.
- Add ones: 1 + 3 = 4
- Add tens: 40 + 30 = 70
- Sum: 4 + 70 = 74
Answer: 74


Question: What is 82 * 79?
Let's think step by step.
- 79 = 70 + 9
- 82 * 9 = (80 + 2) * 9 = 720 + 18 = 738
- 82 * 7 = (80 + 2) * 7 = 560 + 14 = 574, so 82 * 70 = 5740
- Sum: 738 + 5740 = 6478
Answer: 6478


Question: What is 7126 - 3135?
Let's think step by step.
-   6 - 5 = 1, write 1.
- 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 < 1, borrow 1 from the next digit: 0 + 10 = 10.
-   10 - 1 = 9, write 9.
-   6 - 3 = 3, write 3.
Answer: 3991


Question: What is 55 - 14?
Let's think step by step.
-   5 - 4 = 1, write 1.
-   5 - 1 = 4, write 4.
Answer: 41


Question: What is 58 - 44?
Let's think step by step.
-   8 - 4 = 4, write 4.
-   5 - 4 = 1, write 1.
Answer: 14


Question: What is 62 + 86?
Let's think step by step.
- Add ones: 2 + 6 = 8
- Add tens: 60 + 80 = 140
- Sum: 8 + 140 = 148
Answer: 148


Question: What is 43 - 31?
Let's think step by step.
-   3 - 1 = 2, write 2.
-   4 - 3 = 1, write 1.
Answer: 12


Question: What is 974 - 289?
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: 6 < 8, borrow 1 from the next digit: 6 + 10 = 16.
-   16 - 8 = 8, write 8.
-   8 - 2 = 6, write 6.
Answer: 685


Question: What is 17 * 6?
Let's think step by step.
- 17 * 6 = (10 + 7) * 6 = 60 + 42 = 102
Answer: 102


Question: What is 599 + 903?
Let's think step by step.
- Add ones: 9 + 3 = 12
- Add tens: 90 + 0 = 90
- Add hundreds: 500 + 900 = 1400
- Sum: 12 + 90 = 102
- Sum: 102 + 1400 = 1502
Answer: 1502


Question: What is 5580 - 4478?
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.
-   7 - 7 = 0, write 0.
-   5 - 4 = 1, write 1.
-   5 - 4 = 1, write 1.
Answer: 1102


Question: What is 932 - 737?
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.
- 2nd digit from right: 2 < 3, borrow 1 from the next digit: 2 + 10 = 12.
-   12 - 3 = 9, write 9.
-   8 - 7 = 1, write 1.
Answer: 195