Question: A garden is 11 meters by 8 meters. Fencing costs $2 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 11 + 8 + 11 + 8.
- 1 + 8 = 9 -> write 9
- 1 + 0 = 1 -> write 1
- written: 9 1 -> answer 19
- 9 + 9 = 18 -> write 8, carry 1
- 1 + 1 + 1 = 3 -> write 3
- written: 8 3 -> answer 38
- Fence cost = 38 * 2.
- 38 * 2
- 8 * 2 = 16 -> write 6, carry 1
- 3 * 2 + 1 = 7 -> write 7
- written: 6 7 -> answer 76
Answer: $76


Question: 'I have read 33 pages of this 200-page book.' 'I have read 36 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 33 + 36.
- 3 + 6 = 9 -> write 9
- 3 + 3 = 6 -> write 6
- written: 9 6 -> answer 69
- Pages left = 200 - 69.
- 200 - 69
- ones: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- tens: 9 - 6 = 3, write 3
- hundreds: 1 - 0 = 1, write 1
- written: 1 3 1 -> answer 131
Answer: 131


Question: Class A collected 328 cans and class B collected 289 cans. How many more did class A collect?
Let's think step by step.
- Difference = 328 - 289.
- 328 - 289
- ones: 8 - 9 can't, borrow -> 18 - 9 = 9, write 9
- tens: 1 - 8 can't, borrow -> 11 - 8 = 3, write 3
- hundreds: 2 - 2 = 0, write 0
- written: 9 3 0 -> answer 39
Answer: 39


Question: If 3 shirts cost 18 dollars, how much do 3 shirts cost?
Let's think step by step.
- 3 cost 18 dollars, so 1 costs 6 dollars.
- 3 * 6
- 3 * 6 = 18 -> write 8, carry 1
- carry 1 -> write 1
- written: 8 1 -> answer 18
Answer: 18 dollars


Question: A car drives 53 miles per hour for 5 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 53 * 5.
- 53 * 5
- 3 * 5 = 15 -> write 5, carry 1
- 5 * 5 + 1 = 26 -> write 6, carry 2
- carry 2 -> write 2
- written: 5 6 2 -> answer 265
Answer: 265 miles


Question: 'I have read 21 pages of this 350-page book.' 'I have read 83 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 21 + 83.
- 1 + 3 = 4 -> write 4
- 2 + 8 = 10 -> write 0, carry 1
- carry 1 -> write 1
- written: 4 0 1 -> answer 104
- Pages left = 350 - 104.
- 350 - 104
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 4 - 0 = 4, write 4
- hundreds: 3 - 1 = 2, write 2
- written: 6 4 2 -> answer 246
Answer: 246


Question: Dinner costs $30.18. You add a 15% tip and pay $50.00. How much change?
Let's think step by step.
- Bill is 3018 cents.
- 10% = 301; half of that is 150; tip = 301 + 150 = 451.
- Total = 3018 + 451.
- 8 + 1 = 9 -> write 9
- 1 + 5 = 6 -> write 6
- 0 + 4 = 4 -> write 4
- 3 + 0 = 3 -> write 3
- written: 9 6 4 3 -> answer 3469
- Change = 5000 - 3469.
- 5000 - 3469
- ones: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- tens: 9 - 6 = 3, write 3
- hundreds: 9 - 4 = 5, write 5
- thousands: 4 - 3 = 1, write 1
- written: 1 3 5 1 -> answer 1531
Answer: $15.31


Question: Class A collected 500 cans and class B collected 465 cans. How many more did class A collect?
Let's think step by step.
- Difference = 500 - 465.
- 500 - 465
- ones: 0 - 5 can't, borrow -> 10 - 5 = 5, write 5
- tens: 9 - 6 = 3, write 3
- hundreds: 4 - 4 = 0, write 0
- written: 5 3 0 -> answer 35
Answer: 35


Question: A bus leaves at 9:00. The ride takes 35 minutes and the walk home takes 9 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 35 + 9.
- 5 + 9 = 14 -> write 4, carry 1
- 3 + 0 + 1 = 4 -> write 4
- written: 4 4 -> answer 44
- Leave at 9:00. Add 44 minutes: 0 + 44 = 44 minutes.
Answer: 9:44


Question: Class A collected 569 cans and class B collected 250 cans. How many more did class A collect?
Let's think step by step.
- Difference = 569 - 250.
- 569 - 250
- ones: 9 - 0 = 9, write 9
- tens: 6 - 5 = 1, write 1
- hundreds: 5 - 2 = 3, write 3
- written: 9 1 3 -> answer 319
Answer: 319


Question: A garden is 9 meters by 11 meters. Fencing costs $2 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 9 + 11 + 9 + 11.
- 9 + 1 = 10 -> write 0, carry 1
- 0 + 1 + 1 = 2 -> write 2
- written: 0 2 -> answer 20
- 0 + 0 = 0 -> write 0
- 2 + 2 = 4 -> write 4
- written: 0 4 -> answer 40
- Fence cost = 40 * 2.
- 40 * 2
- 0 * 2 = 0 -> write 0
- 4 * 2 = 8 -> write 8
- written: 0 8 -> answer 80
Answer: $80


Question: A bus leaves at 9:38. The ride takes 36 minutes and the walk home takes 11 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 36 + 11.
- 6 + 1 = 7 -> write 7
- 3 + 1 = 4 -> write 4
- written: 7 4 -> answer 47
- Leave at 9:38. Add 47 minutes: 38 + 47 = 85 minutes.
- 85 is more than 60, so subtract 60: 85 - 60 = 25, and add 1 hour: 9 + 1 = 10.
Answer: 10:25


Question: A garden is 11 meters by 10 meters. Fencing costs $2 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 11 + 10 + 11 + 10.
- 1 + 0 = 1 -> write 1
- 1 + 1 = 2 -> write 2
- written: 1 2 -> answer 21
- 1 + 1 = 2 -> write 2
- 2 + 2 = 4 -> write 4
- written: 2 4 -> answer 42
- Fence cost = 42 * 2.
- 42 * 2
- 2 * 2 = 4 -> write 4
- 4 * 2 = 8 -> write 8
- written: 4 8 -> answer 84
Answer: $84


Question: You have 27 cookies and pack them 7 per bag. How many full bags, and how many cookies are left over?
Let's think step by step.
- Keep subtracting 7 until too little remains.
- 27 - 7
- ones: 7 - 7 = 0, write 0
- tens: 2 - 0 = 2, write 2
- written: 0 2 -> answer 20
- 20 - 7
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 1 - 0 = 1, write 1
- written: 3 1 -> answer 13
- 13 - 7
- ones: 3 - 7 can't, borrow -> 13 - 7 = 6, write 6
- tens: 0 - 0 = 0, write 0
- written: 6 0 -> answer 6
- Subtracted 7 exactly 3 times; 6 left, which is less than 7.
Answer: 3 bags, 6 leftover


Question: A bus leaves at 8:01. The ride takes 24 minutes and the walk home takes 13 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 24 + 13.
- 4 + 3 = 7 -> write 7
- 2 + 1 = 3 -> write 3
- written: 7 3 -> answer 37
- Leave at 8:01. Add 37 minutes: 1 + 37 = 38 minutes.
Answer: 8:38


Question: Dinner costs $50.13. You add a 10% tip and pay $70.00. How much change?
Let's think step by step.
- Bill is 5013 cents.
- 10% tip = 5013 / 10 = 501.
- Total = 5013 + 501.
- 3 + 1 = 4 -> write 4
- 1 + 0 = 1 -> write 1
- 0 + 5 = 5 -> write 5
- 5 + 0 = 5 -> write 5
- written: 4 1 5 5 -> answer 5514
- Change = 7000 - 5514.
- 7000 - 5514
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 9 - 1 = 8, write 8
- hundreds: 9 - 5 = 4, write 4
- thousands: 6 - 5 = 1, write 1
- written: 6 8 4 1 -> answer 1486
Answer: $14.86


Question: 'I have read 83 pages of this 200-page book.' 'I have read 41 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 83 + 41.
- 3 + 1 = 4 -> write 4
- 8 + 4 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 4 2 1 -> answer 124
- Pages left = 200 - 124.
- 200 - 124
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 9 - 2 = 7, write 7
- hundreds: 1 - 1 = 0, write 0
- written: 6 7 0 -> answer 76
Answer: 76


Question: Class A collected 885 cans and class B collected 579 cans. How many more did class A collect?
Let's think step by step.
- Difference = 885 - 579.
- 885 - 579
- ones: 5 - 9 can't, borrow -> 15 - 9 = 6, write 6
- tens: 7 - 7 = 0, write 0
- hundreds: 8 - 5 = 3, write 3
- written: 6 0 3 -> answer 306
Answer: 306


Question: 'I have read 84 pages of this 350-page book.' 'I have read 49 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 84 + 49.
- 4 + 9 = 13 -> write 3, carry 1
- 8 + 4 + 1 = 13 -> write 3, carry 1
- carry 1 -> write 1
- written: 3 3 1 -> answer 133
- Pages left = 350 - 133.
- 350 - 133
- ones: 0 - 3 can't, borrow -> 10 - 3 = 7, write 7
- tens: 4 - 3 = 1, write 1
- hundreds: 3 - 1 = 2, write 2
- written: 7 1 2 -> answer 217
Answer: 217


Question: Class A collected 683 cans and class B collected 117 cans. How many more did class A collect?
Let's think step by step.
- Difference = 683 - 117.
- 683 - 117
- ones: 3 - 7 can't, borrow -> 13 - 7 = 6, write 6
- tens: 7 - 1 = 6, write 6
- hundreds: 6 - 1 = 5, write 5
- written: 6 6 5 -> answer 566
Answer: 566


Question: If 4 shirts cost 16 dollars, how much do 7 shirts cost?
Let's think step by step.
- 4 cost 16 dollars, so 1 costs 4 dollars.
- 7 * 4
- 7 * 4 = 28 -> write 8, carry 2
- carry 2 -> write 2
- written: 8 2 -> answer 28
Answer: 28 dollars


Question: Class A collected 710 cans and class B collected 606 cans. How many more did class A collect?
Let's think step by step.
- Difference = 710 - 606.
- 710 - 606
- ones: 0 - 6 can't, borrow -> 10 - 6 = 4, write 4
- tens: 0 - 0 = 0, write 0
- hundreds: 7 - 6 = 1, write 1
- written: 4 0 1 -> answer 104
Answer: 104


Question: Class A collected 640 cans and class B collected 353 cans. How many more did class A collect?
Let's think step by step.
- Difference = 640 - 353.
- 640 - 353
- ones: 0 - 3 can't, borrow -> 10 - 3 = 7, write 7
- tens: 3 - 5 can't, borrow -> 13 - 5 = 8, write 8
- hundreds: 5 - 3 = 2, write 2
- written: 7 8 2 -> answer 287
Answer: 287


Question: If 2 shirts cost 6 dollars, how much do 8 shirts cost?
Let's think step by step.
- 2 cost 6 dollars, so 1 costs 3 dollars.
- 8 * 3
- 8 * 3 = 24 -> write 4, carry 2
- carry 2 -> write 2
- written: 4 2 -> answer 24
Answer: 24 dollars


Question: Dinner costs $40.33. You add a 10% tip and pay $60.00. How much change?
Let's think step by step.
- Bill is 4033 cents.
- 10% tip = 4033 / 10 = 403.
- Total = 4033 + 403.
- 3 + 3 = 6 -> write 6
- 3 + 0 = 3 -> write 3
- 0 + 4 = 4 -> write 4
- 4 + 0 = 4 -> write 4
- written: 6 3 4 4 -> answer 4436
- Change = 6000 - 4436.
- 6000 - 4436
- ones: 0 - 6 can't, borrow -> 10 - 6 = 4, write 4
- tens: 9 - 3 = 6, write 6
- hundreds: 9 - 4 = 5, write 5
- thousands: 5 - 4 = 1, write 1
- written: 4 6 5 1 -> answer 1564
Answer: $15.64


Question: Class A collected 721 cans and class B collected 546 cans. How many more did class A collect?
Let's think step by step.
- Difference = 721 - 546.
- 721 - 546
- ones: 1 - 6 can't, borrow -> 11 - 6 = 5, write 5
- tens: 1 - 4 can't, borrow -> 11 - 4 = 7, write 7
- hundreds: 6 - 5 = 1, write 1
- written: 5 7 1 -> answer 175
Answer: 175


Question: A car drives 53 miles per hour for 3 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 53 * 3.
- 53 * 3
- 3 * 3 = 9 -> write 9
- 5 * 3 = 15 -> write 5, carry 1
- carry 1 -> write 1
- written: 9 5 1 -> answer 159
Answer: 159 miles


Question: Dinner costs $77.08. You add a 10% tip and pay $100.00. How much change?
Let's think step by step.
- Bill is 7708 cents.
- 10% tip = 7708 / 10 = 770.
- Total = 7708 + 770.
- 8 + 0 = 8 -> write 8
- 0 + 7 = 7 -> write 7
- 7 + 7 = 14 -> write 4, carry 1
- 7 + 0 + 1 = 8 -> write 8
- written: 8 7 4 8 -> answer 8478
- Change = 10000 - 8478.
- 10000 - 8478
- ones: 0 - 8 can't, borrow -> 10 - 8 = 2, write 2
- tens: 9 - 7 = 2, write 2
- hundreds: 9 - 4 = 5, write 5
- thousands: 9 - 8 = 1, write 1
- ten-thousands: 0 - 0 = 0, write 0
- written: 2 2 5 1 0 -> answer 1522
Answer: $15.22


Question: 'I have read 22 pages of this 350-page book.' 'I have read 90 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 22 + 90.
- 2 + 0 = 2 -> write 2
- 2 + 9 = 11 -> write 1, carry 1
- carry 1 -> write 1
- written: 2 1 1 -> answer 112
- Pages left = 350 - 112.
- 350 - 112
- ones: 0 - 2 can't, borrow -> 10 - 2 = 8, write 8
- tens: 4 - 1 = 3, write 3
- hundreds: 3 - 1 = 2, write 2
- written: 8 3 2 -> answer 238
Answer: 238


Question: You have 41 cookies and pack them 9 per bag. How many full bags, and how many cookies are left over?
Let's think step by step.
- Keep subtracting 9 until too little remains.
- 41 - 9
- ones: 1 - 9 can't, borrow -> 11 - 9 = 2, write 2
- tens: 3 - 0 = 3, write 3
- written: 2 3 -> answer 32
- 32 - 9
- ones: 2 - 9 can't, borrow -> 12 - 9 = 3, write 3
- tens: 2 - 0 = 2, write 2
- written: 3 2 -> answer 23
- 23 - 9
- ones: 3 - 9 can't, borrow -> 13 - 9 = 4, write 4
- tens: 1 - 0 = 1, write 1
- written: 4 1 -> answer 14
- 14 - 9
- ones: 4 - 9 can't, borrow -> 14 - 9 = 5, write 5
- tens: 0 - 0 = 0, write 0
- written: 5 0 -> answer 5
- Subtracted 9 exactly 4 times; 5 left, which is less than 9.
Answer: 4 bags, 5 leftover


Question: Dinner costs $74.37. You add a 10% tip and pay $100.00. How much change?
Let's think step by step.
- Bill is 7437 cents.
- 10% tip = 7437 / 10 = 743.
- Total = 7437 + 743.
- 7 + 3 = 10 -> write 0, carry 1
- 3 + 4 + 1 = 8 -> write 8
- 4 + 7 = 11 -> write 1, carry 1
- 7 + 0 + 1 = 8 -> write 8
- written: 0 8 1 8 -> answer 8180
- Change = 10000 - 8180.
- 10000 - 8180
- ones: 0 - 0 = 0, write 0
- tens: 0 - 8 can't, borrow -> 10 - 8 = 2, write 2
- hundreds: 9 - 1 = 8, write 8
- thousands: 9 - 8 = 1, write 1
- ten-thousands: 0 - 0 = 0, write 0
- written: 0 2 8 1 0 -> answer 1820
Answer: $18.20


Question: Class A collected 373 cans and class B collected 361 cans. How many more did class A collect?
Let's think step by step.
- Difference = 373 - 361.
- 373 - 361
- ones: 3 - 1 = 2, write 2
- tens: 7 - 6 = 1, write 1
- hundreds: 3 - 3 = 0, write 0
- written: 2 1 0 -> answer 12
Answer: 12


Question: A garden is 9 meters by 8 meters. Fencing costs $2 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 9 + 8 + 9 + 8.
- 9 + 8 = 17 -> write 7, carry 1
- carry 1 -> write 1
- written: 7 1 -> answer 17
- 7 + 7 = 14 -> write 4, carry 1
- 1 + 1 + 1 = 3 -> write 3
- written: 4 3 -> answer 34
- Fence cost = 34 * 2.
- 34 * 2
- 4 * 2 = 8 -> write 8
- 3 * 2 = 6 -> write 6
- written: 8 6 -> answer 68
Answer: $68


Question: What is 6 ft 8 in plus 4 ft 3 in?
Let's think step by step.
- Add inches: 8 + 3 = 11.
- Feet: 6 + 4 + 0 = 10.
Answer: 10 ft 11 in


Question: Dinner costs $75.76. You add a 15% tip and pay $100.00. How much change?
Let's think step by step.
- Bill is 7576 cents.
- 10% = 757; half of that is 378; tip = 757 + 378 = 1135.
- Total = 7576 + 1135.
- 6 + 5 = 11 -> write 1, carry 1
- 7 + 3 + 1 = 11 -> write 1, carry 1
- 5 + 1 + 1 = 7 -> write 7
- 7 + 1 = 8 -> write 8
- written: 1 1 7 8 -> answer 8711
- Change = 10000 - 8711.
- 10000 - 8711
- ones: 0 - 1 can't, borrow -> 10 - 1 = 9, write 9
- tens: 9 - 1 = 8, write 8
- hundreds: 9 - 7 = 2, write 2
- thousands: 9 - 8 = 1, write 1
- ten-thousands: 0 - 0 = 0, write 0
- written: 9 8 2 1 0 -> answer 1289
Answer: $12.89


Question: Dinner costs $49.64. You add a 10% tip and pay $70.00. How much change?
Let's think step by step.
- Bill is 4964 cents.
- 10% tip = 4964 / 10 = 496.
- Total = 4964 + 496.
- 4 + 6 = 10 -> write 0, carry 1
- 6 + 9 + 1 = 16 -> write 6, carry 1
- 9 + 4 + 1 = 14 -> write 4, carry 1
- 4 + 0 + 1 = 5 -> write 5
- written: 0 6 4 5 -> answer 5460
- Change = 7000 - 5460.
- 7000 - 5460
- ones: 0 - 0 = 0, write 0
- tens: 0 - 6 can't, borrow -> 10 - 6 = 4, write 4
- hundreds: 9 - 4 = 5, write 5
- thousands: 6 - 5 = 1, write 1
- written: 0 4 5 1 -> answer 1540
Answer: $15.40


Question: 'I have read 65 pages of this 250-page book.' 'I have read 53 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 65 + 53.
- 5 + 3 = 8 -> write 8
- 6 + 5 = 11 -> write 1, carry 1
- carry 1 -> write 1
- written: 8 1 1 -> answer 118
- Pages left = 250 - 118.
- 250 - 118
- ones: 0 - 8 can't, borrow -> 10 - 8 = 2, write 2
- tens: 4 - 1 = 3, write 3
- hundreds: 2 - 1 = 1, write 1
- written: 2 3 1 -> answer 132
Answer: 132


Question: What is 2 gal 1 qt plus 2 gal 2 qt?
Let's think step by step.
- Add quarts: 1 + 2 = 3.
- Gallons: 2 + 2 + 0 = 4.
Answer: 4 gal 3 qt


Question: What is 4 gal 2 qt plus 1 gal 2 qt?
Let's think step by step.
- Add quarts: 2 + 2 = 4.
- 4 quarts is 1 gallon 0 quarts (4 quarts in a gallon).
- Gallons: 4 + 1 + 1 = 6.
Answer: 6 gal 0 qt


Question: Class A collected 440 cans and class B collected 417 cans. How many more did class A collect?
Let's think step by step.
- Difference = 440 - 417.
- 440 - 417
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 3 - 1 = 2, write 2
- hundreds: 4 - 4 = 0, write 0
- written: 3 2 0 -> answer 23
Answer: 23


Question: A car drives 50 miles per hour for 3 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 50 * 3.
- 50 * 3
- 0 * 3 = 0 -> write 0
- 5 * 3 = 15 -> write 5, carry 1
- carry 1 -> write 1
- written: 0 5 1 -> answer 150
Answer: 150 miles


Question: Class A collected 859 cans and class B collected 786 cans. How many more did class A collect?
Let's think step by step.
- Difference = 859 - 786.
- 859 - 786
- ones: 9 - 6 = 3, write 3
- tens: 5 - 8 can't, borrow -> 15 - 8 = 7, write 7
- hundreds: 7 - 7 = 0, write 0
- written: 3 7 0 -> answer 73
Answer: 73


Question: You get $20.00 allowance, spend $9.74 on lunch and $8.48 on a gift, then buy a $19.80 game. How much is left?
Let's think step by step.
- Allowance in cents: 2000. First purchase: 974.
- 2000 - 974
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 9 - 7 = 2, write 2
- hundreds: 9 - 9 = 0, write 0
- thousands: 1 - 0 = 1, write 1
- written: 6 2 0 1 -> answer 1026
- Second purchase: 848.
- 1026 - 848
- ones: 6 - 8 can't, borrow -> 16 - 8 = 8, write 8
- tens: 1 - 4 can't, borrow -> 11 - 4 = 7, write 7
- hundreds: 9 - 8 = 1, write 1
- thousands: 0 - 0 = 0, write 0
- written: 8 7 1 0 -> answer 178
- The game costs 1980, which is more than 178.
Answer: not enough money


Question: 'I have read 83 pages of this 200-page book.' 'I have read 31 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 83 + 31.
- 3 + 1 = 4 -> write 4
- 8 + 3 = 11 -> write 1, carry 1
- carry 1 -> write 1
- written: 4 1 1 -> answer 114
- Pages left = 200 - 114.
- 200 - 114
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 9 - 1 = 8, write 8
- hundreds: 1 - 1 = 0, write 0
- written: 6 8 0 -> answer 86
Answer: 86


Question: You have 21 cookies and pack them 9 per bag. How many full bags, and how many cookies are left over?
Let's think step by step.
- Keep subtracting 9 until too little remains.
- 21 - 9
- ones: 1 - 9 can't, borrow -> 11 - 9 = 2, write 2
- tens: 1 - 0 = 1, write 1
- written: 2 1 -> answer 12
- 12 - 9
- ones: 2 - 9 can't, borrow -> 12 - 9 = 3, write 3
- tens: 0 - 0 = 0, write 0
- written: 3 0 -> answer 3
- Subtracted 9 exactly 2 times; 3 left, which is less than 9.
Answer: 2 bags, 3 leftover


Question: Dinner costs $55.69. You add a 10% tip and pay $80.00. How much change?
Let's think step by step.
- Bill is 5569 cents.
- 10% tip = 5569 / 10 = 556.
- Total = 5569 + 556.
- 9 + 6 = 15 -> write 5, carry 1
- 6 + 5 + 1 = 12 -> write 2, carry 1
- 5 + 5 + 1 = 11 -> write 1, carry 1
- 5 + 0 + 1 = 6 -> write 6
- written: 5 2 1 6 -> answer 6125
- Change = 8000 - 6125.
- 8000 - 6125
- ones: 0 - 5 can't, borrow -> 10 - 5 = 5, write 5
- tens: 9 - 2 = 7, write 7
- hundreds: 9 - 1 = 8, write 8
- thousands: 7 - 6 = 1, write 1
- written: 5 7 8 1 -> answer 1875
Answer: $18.75


Question: A garden is 9 meters by 7 meters. Fencing costs $5 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 9 + 7 + 9 + 7.
- 9 + 7 = 16 -> write 6, carry 1
- carry 1 -> write 1
- written: 6 1 -> answer 16
- 6 + 6 = 12 -> write 2, carry 1
- 1 + 1 + 1 = 3 -> write 3
- written: 2 3 -> answer 32
- Fence cost = 32 * 5.
- 32 * 5
- 2 * 5 = 10 -> write 0, carry 1
- 3 * 5 + 1 = 16 -> write 6, carry 1
- carry 1 -> write 1
- written: 0 6 1 -> answer 160
Answer: $160


Question: If 3 shirts cost 9 dollars, how much do 6 shirts cost?
Let's think step by step.
- 3 cost 9 dollars, so 1 costs 3 dollars.
- 6 * 3
- 6 * 3 = 18 -> write 8, carry 1
- carry 1 -> write 1
- written: 8 1 -> answer 18
Answer: 18 dollars


Question: A car drives 49 miles per hour for 3 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 49 * 3.
- 49 * 3
- 9 * 3 = 27 -> write 7, carry 2
- 4 * 3 + 2 = 14 -> write 4, carry 1
- carry 1 -> write 1
- written: 7 4 1 -> answer 147
Answer: 147 miles


Question: Class A collected 869 cans and class B collected 397 cans. How many more did class A collect?
Let's think step by step.
- Difference = 869 - 397.
- 869 - 397
- ones: 9 - 7 = 2, write 2
- tens: 6 - 9 can't, borrow -> 16 - 9 = 7, write 7
- hundreds: 7 - 3 = 4, write 4
- written: 2 7 4 -> answer 472
Answer: 472


Question: 'I have read 58 pages of this 200-page book.' 'I have read 89 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 58 + 89.
- 8 + 9 = 17 -> write 7, carry 1
- 5 + 8 + 1 = 14 -> write 4, carry 1
- carry 1 -> write 1
- written: 7 4 1 -> answer 147
- Pages left = 200 - 147.
- 200 - 147
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 9 - 4 = 5, write 5
- hundreds: 1 - 1 = 0, write 0
- written: 3 5 0 -> answer 53
Answer: 53


Question: Class A collected 797 cans and class B collected 207 cans. How many more did class A collect?
Let's think step by step.
- Difference = 797 - 207.
- 797 - 207
- ones: 7 - 7 = 0, write 0
- tens: 9 - 0 = 9, write 9
- hundreds: 7 - 2 = 5, write 5
- written: 0 9 5 -> answer 590
Answer: 590


Question: If 4 shirts cost 32 dollars, how much do 8 shirts cost?
Let's think step by step.
- 4 cost 32 dollars, so 1 costs 8 dollars.
- 8 * 8
- 8 * 8 = 64 -> write 4, carry 6
- carry 6 -> write 6
- written: 4 6 -> answer 64
Answer: 64 dollars


Question: What is 4 ft 8 in plus 2 ft 8 in?
Let's think step by step.
- Add inches: 8 + 8 = 16.
- 16 inches is 1 foot 4 inches (12 inches in a foot).
- Feet: 4 + 2 + 1 = 7.
Answer: 7 ft 4 in


Question: A garden is 11 meters by 11 meters. Fencing costs $5 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 11 + 11 + 11 + 11.
- 1 + 1 = 2 -> write 2
- 1 + 1 = 2 -> write 2
- written: 2 2 -> answer 22
- 2 + 2 = 4 -> write 4
- 2 + 2 = 4 -> write 4
- written: 4 4 -> answer 44
- Fence cost = 44 * 5.
- 44 * 5
- 4 * 5 = 20 -> write 0, carry 2
- 4 * 5 + 2 = 22 -> write 2, carry 2
- carry 2 -> write 2
- written: 0 2 2 -> answer 220
Answer: $220


Question: 'I have read 77 pages of this 350-page book.' 'I have read 23 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 77 + 23.
- 7 + 3 = 10 -> write 0, carry 1
- 7 + 2 + 1 = 10 -> write 0, carry 1
- carry 1 -> write 1
- written: 0 0 1 -> answer 100
- Pages left = 350 - 100.
- 350 - 100
- ones: 0 - 0 = 0, write 0
- tens: 5 - 0 = 5, write 5
- hundreds: 3 - 1 = 2, write 2
- written: 0 5 2 -> answer 250
Answer: 250


Question: A recipe for 4 people uses 2.5 cups of flour. You need to serve 8 people. How much flour?
Let's think step by step.
- The recipe serves 4; you need 8 servings, so multiply by 2.
- 2 * 2
- 2 * 2 = 4 -> write 4
- written: 4 -> answer 4
- Plus the half cup, also multiplied: 0.5 * 2 = 1 cups, total 4.5 cups.
Answer: 4.5 cups


Question: 'I have read 82 pages of this 200-page book.' 'I have read 56 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 82 + 56.
- 2 + 6 = 8 -> write 8
- 8 + 5 = 13 -> write 3, carry 1
- carry 1 -> write 1
- written: 8 3 1 -> answer 138
- Pages left = 200 - 138.
- 200 - 138
- ones: 0 - 8 can't, borrow -> 10 - 8 = 2, write 2
- tens: 9 - 3 = 6, write 6
- hundreds: 1 - 1 = 0, write 0
- written: 2 6 0 -> answer 62
Answer: 62


Question: You have 22 cookies and pack them 9 per bag. How many full bags, and how many cookies are left over?
Let's think step by step.
- Keep subtracting 9 until too little remains.
- 22 - 9
- ones: 2 - 9 can't, borrow -> 12 - 9 = 3, write 3
- tens: 1 - 0 = 1, write 1
- written: 3 1 -> answer 13
- 13 - 9
- ones: 3 - 9 can't, borrow -> 13 - 9 = 4, write 4
- tens: 0 - 0 = 0, write 0
- written: 4 0 -> answer 4
- Subtracted 9 exactly 2 times; 4 left, which is less than 9.
Answer: 2 bags, 4 leftover


Question: You get $20.00 allowance, spend $10.47 on lunch and $7.78 on a gift, then buy a $7.27 game. How much is left?
Let's think step by step.
- Allowance in cents: 2000. First purchase: 1047.
- 2000 - 1047
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 9 - 4 = 5, write 5
- hundreds: 9 - 0 = 9, write 9
- thousands: 1 - 1 = 0, write 0
- written: 3 5 9 0 -> answer 953
- Second purchase: 778.
- 953 - 778
- ones: 3 - 8 can't, borrow -> 13 - 8 = 5, write 5
- tens: 4 - 7 can't, borrow -> 14 - 7 = 7, write 7
- hundreds: 8 - 7 = 1, write 1
- written: 5 7 1 -> answer 175
- The game costs 727, which is more than 175.
Answer: not enough money


Question: You get $20.00 allowance, spend $10.81 on lunch and $6.23 on a gift, then buy a $7.51 game. How much is left?
Let's think step by step.
- Allowance in cents: 2000. First purchase: 1081.
- 2000 - 1081
- ones: 0 - 1 can't, borrow -> 10 - 1 = 9, write 9
- tens: 9 - 8 = 1, write 1
- hundreds: 9 - 0 = 9, write 9
- thousands: 1 - 1 = 0, write 0
- written: 9 1 9 0 -> answer 919
- Second purchase: 623.
- 919 - 623
- ones: 9 - 3 = 6, write 6
- tens: 1 - 2 can't, borrow -> 11 - 2 = 9, write 9
- hundreds: 8 - 6 = 2, write 2
- written: 6 9 2 -> answer 296
- The game costs 751, which is more than 296.
Answer: not enough money


Question: A garden is 12 meters by 12 meters. Fencing costs $2 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 12 + 12 + 12 + 12.
- 2 + 2 = 4 -> write 4
- 1 + 1 = 2 -> write 2
- written: 4 2 -> answer 24
- 4 + 4 = 8 -> write 8
- 2 + 2 = 4 -> write 4
- written: 8 4 -> answer 48
- Fence cost = 48 * 2.
- 48 * 2
- 8 * 2 = 16 -> write 6, carry 1
- 4 * 2 + 1 = 9 -> write 9
- written: 6 9 -> answer 96
Answer: $96


Question: You have 31 cookies and pack them 9 per bag. How many full bags, and how many cookies are left over?
Let's think step by step.
- Keep subtracting 9 until too little remains.
- 31 - 9
- ones: 1 - 9 can't, borrow -> 11 - 9 = 2, write 2
- tens: 2 - 0 = 2, write 2
- written: 2 2 -> answer 22
- 22 - 9
- ones: 2 - 9 can't, borrow -> 12 - 9 = 3, write 3
- tens: 1 - 0 = 1, write 1
- written: 3 1 -> answer 13
- 13 - 9
- ones: 3 - 9 can't, borrow -> 13 - 9 = 4, write 4
- tens: 0 - 0 = 0, write 0
- written: 4 0 -> answer 4
- Subtracted 9 exactly 3 times; 4 left, which is less than 9.
Answer: 3 bags, 4 leftover


Question: 'I have read 62 pages of this 250-page book.' 'I have read 76 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 62 + 76.
- 2 + 6 = 8 -> write 8
- 6 + 7 = 13 -> write 3, carry 1
- carry 1 -> write 1
- written: 8 3 1 -> answer 138
- Pages left = 250 - 138.
- 250 - 138
- ones: 0 - 8 can't, borrow -> 10 - 8 = 2, write 2
- tens: 4 - 3 = 1, write 1
- hundreds: 2 - 1 = 1, write 1
- written: 2 1 1 -> answer 112
Answer: 112


Question: Dinner costs $55.92. You add a 15% tip and pay $80.00. How much change?
Let's think step by step.
- Bill is 5592 cents.
- 10% = 559; half of that is 279; tip = 559 + 279 = 838.
- Total = 5592 + 838.
- 2 + 8 = 10 -> write 0, carry 1
- 9 + 3 + 1 = 13 -> write 3, carry 1
- 5 + 8 + 1 = 14 -> write 4, carry 1
- 5 + 0 + 1 = 6 -> write 6
- written: 0 3 4 6 -> answer 6430
- Change = 8000 - 6430.
- 8000 - 6430
- ones: 0 - 0 = 0, write 0
- tens: 0 - 3 can't, borrow -> 10 - 3 = 7, write 7
- hundreds: 9 - 4 = 5, write 5
- thousands: 7 - 6 = 1, write 1
- written: 0 7 5 1 -> answer 1570
Answer: $15.70


Question: A car drives 64 miles per hour for 2 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 64 * 2.
- 64 * 2
- 4 * 2 = 8 -> write 8
- 6 * 2 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 8 2 1 -> answer 128
Answer: 128 miles


Question: If 4 shirts cost 36 dollars, how much do 8 shirts cost?
Let's think step by step.
- 4 cost 36 dollars, so 1 costs 9 dollars.
- 8 * 9
- 8 * 9 = 72 -> write 2, carry 7
- carry 7 -> write 7
- written: 2 7 -> answer 72
Answer: 72 dollars


Question: Class A collected 841 cans and class B collected 638 cans. How many more did class A collect?
Let's think step by step.
- Difference = 841 - 638.
- 841 - 638
- ones: 1 - 8 can't, borrow -> 11 - 8 = 3, write 3
- tens: 3 - 3 = 0, write 0
- hundreds: 8 - 6 = 2, write 2
- written: 3 0 2 -> answer 203
Answer: 203


Question: 'I have read 48 pages of this 350-page book.' 'I have read 41 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 48 + 41.
- 8 + 1 = 9 -> write 9
- 4 + 4 = 8 -> write 8
- written: 9 8 -> answer 89
- Pages left = 350 - 89.
- 350 - 89
- ones: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- tens: 4 - 8 can't, borrow -> 14 - 8 = 6, write 6
- hundreds: 2 - 0 = 2, write 2
- written: 1 6 2 -> answer 261
Answer: 261


Question: A bus leaves at 9:23. The ride takes 29 minutes and the walk home takes 13 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 29 + 13.
- 9 + 3 = 12 -> write 2, carry 1
- 2 + 1 + 1 = 4 -> write 4
- written: 2 4 -> answer 42
- Leave at 9:23. Add 42 minutes: 23 + 42 = 65 minutes.
- 65 is more than 60, so subtract 60: 65 - 60 = 5, and add 1 hour: 9 + 1 = 10.
Answer: 10:05


Question: 'I have read 37 pages of this 300-page book.' 'I have read 28 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 37 + 28.
- 7 + 8 = 15 -> write 5, carry 1
- 3 + 2 + 1 = 6 -> write 6
- written: 5 6 -> answer 65
- Pages left = 300 - 65.
- 300 - 65
- ones: 0 - 5 can't, borrow -> 10 - 5 = 5, write 5
- tens: 9 - 6 = 3, write 3
- hundreds: 2 - 0 = 2, write 2
- written: 5 3 2 -> answer 235
Answer: 235


Question: A bus leaves at 7:41. The ride takes 39 minutes and the walk home takes 14 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 39 + 14.
- 9 + 4 = 13 -> write 3, carry 1
- 3 + 1 + 1 = 5 -> write 5
- written: 3 5 -> answer 53
- Leave at 7:41. Add 53 minutes: 41 + 53 = 94 minutes.
- 94 is more than 60, so subtract 60: 94 - 60 = 34, and add 1 hour: 7 + 1 = 8.
Answer: 8:34


Question: If 2 shirts cost 12 dollars, how much do 7 shirts cost?
Let's think step by step.
- 2 cost 12 dollars, so 1 costs 6 dollars.
- 7 * 6
- 7 * 6 = 42 -> write 2, carry 4
- carry 4 -> write 4
- written: 2 4 -> answer 42
Answer: 42 dollars


Question: What is 3 ft 10 in plus 4 ft 11 in?
Let's think step by step.
- Add inches: 10 + 11 = 21.
- 21 inches is 1 foot 9 inches (12 inches in a foot).
- Feet: 3 + 4 + 1 = 8.
Answer: 8 ft 9 in


Question: Class A collected 882 cans and class B collected 726 cans. How many more did class A collect?
Let's think step by step.
- Difference = 882 - 726.
- 882 - 726
- ones: 2 - 6 can't, borrow -> 12 - 6 = 6, write 6
- tens: 7 - 2 = 5, write 5
- hundreds: 8 - 7 = 1, write 1
- written: 6 5 1 -> answer 156
Answer: 156


Question: Dinner costs $84.91. You add a 15% tip and pay $110.00. How much change?
Let's think step by step.
- Bill is 8491 cents.
- 10% = 849; half of that is 424; tip = 849 + 424 = 1273.
- Total = 8491 + 1273.
- 1 + 3 = 4 -> write 4
- 9 + 7 = 16 -> write 6, carry 1
- 4 + 2 + 1 = 7 -> write 7
- 8 + 1 = 9 -> write 9
- written: 4 6 7 9 -> answer 9764
- Change = 11000 - 9764.
- 11000 - 9764
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 9 - 6 = 3, write 3
- hundreds: 9 - 7 = 2, write 2
- thousands: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- ten-thousands: 0 - 0 = 0, write 0
- written: 6 3 2 1 0 -> answer 1236
Answer: $12.36


Question: A car drives 40 miles per hour for 4 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 40 * 4.
- 40 * 4
- 0 * 4 = 0 -> write 0
- 4 * 4 = 16 -> write 6, carry 1
- carry 1 -> write 1
- written: 0 6 1 -> answer 160
Answer: 160 miles


Question: A car drives 51 miles per hour for 4 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 51 * 4.
- 51 * 4
- 1 * 4 = 4 -> write 4
- 5 * 4 = 20 -> write 0, carry 2
- carry 2 -> write 2
- written: 4 0 2 -> answer 204
Answer: 204 miles


Question: A bus leaves at 7:24. The ride takes 30 minutes and the walk home takes 9 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 30 + 9.
- 0 + 9 = 9 -> write 9
- 3 + 0 = 3 -> write 3
- written: 9 3 -> answer 39
- Leave at 7:24. Add 39 minutes: 24 + 39 = 63 minutes.
- 63 is more than 60, so subtract 60: 63 - 60 = 3, and add 1 hour: 7 + 1 = 8.
Answer: 8:03


Question: If 3 shirts cost 6 dollars, how much do 5 shirts cost?
Let's think step by step.
- 3 cost 6 dollars, so 1 costs 2 dollars.
- 5 * 2
- 5 * 2 = 10 -> write 0, carry 1
- carry 1 -> write 1
- written: 0 1 -> answer 10
Answer: 10 dollars


Question: Dinner costs $22.00. You add a 15% tip and pay $40.00. How much change?
Let's think step by step.
- Bill is 2200 cents.
- 10% = 220; half of that is 110; tip = 220 + 110 = 330.
- Total = 2200 + 330.
- 0 + 0 = 0 -> write 0
- 0 + 3 = 3 -> write 3
- 2 + 3 = 5 -> write 5
- 2 + 0 = 2 -> write 2
- written: 0 3 5 2 -> answer 2530
- Change = 4000 - 2530.
- 4000 - 2530
- ones: 0 - 0 = 0, write 0
- tens: 0 - 3 can't, borrow -> 10 - 3 = 7, write 7
- hundreds: 9 - 5 = 4, write 4
- thousands: 3 - 2 = 1, write 1
- written: 0 7 4 1 -> answer 1470
Answer: $14.70


Question: Class A collected 320 cans and class B collected 174 cans. How many more did class A collect?
Let's think step by step.
- Difference = 320 - 174.
- 320 - 174
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 1 - 7 can't, borrow -> 11 - 7 = 4, write 4
- hundreds: 2 - 1 = 1, write 1
- written: 6 4 1 -> answer 146
Answer: 146


Question: Dinner costs $79.07. You add a 10% tip and pay $100.00. How much change?
Let's think step by step.
- Bill is 7907 cents.
- 10% tip = 7907 / 10 = 790.
- Total = 7907 + 790.
- 7 + 0 = 7 -> write 7
- 0 + 9 = 9 -> write 9
- 9 + 7 = 16 -> write 6, carry 1
- 7 + 0 + 1 = 8 -> write 8
- written: 7 9 6 8 -> answer 8697
- Change = 10000 - 8697.
- 10000 - 8697
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 9 - 9 = 0, write 0
- hundreds: 9 - 6 = 3, write 3
- thousands: 9 - 8 = 1, write 1
- ten-thousands: 0 - 0 = 0, write 0
- written: 3 0 3 1 0 -> answer 1303
Answer: $13.03


Question: What is 2 gal 1 qt plus 1 gal 2 qt?
Let's think step by step.
- Add quarts: 1 + 2 = 3.
- Gallons: 2 + 1 + 0 = 3.
Answer: 3 gal 3 qt


Question: What is 6 ft 10 in plus 2 ft 7 in?
Let's think step by step.
- Add inches: 10 + 7 = 17.
- 17 inches is 1 foot 5 inches (12 inches in a foot).
- Feet: 6 + 2 + 1 = 9.
Answer: 9 ft 5 in


Question: What is 2 ft 9 in plus 3 ft 2 in?
Let's think step by step.
- Add inches: 9 + 2 = 11.
- Feet: 2 + 3 + 0 = 5.
Answer: 5 ft 11 in


Question: A car drives 44 miles per hour for 5 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 44 * 5.
- 44 * 5
- 4 * 5 = 20 -> write 0, carry 2
- 4 * 5 + 2 = 22 -> write 2, carry 2
- carry 2 -> write 2
- written: 0 2 2 -> answer 220
Answer: 220 miles


Question: A garden is 8 meters by 12 meters. Fencing costs $4 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 8 + 12 + 8 + 12.
- 8 + 2 = 10 -> write 0, carry 1
- 0 + 1 + 1 = 2 -> write 2
- written: 0 2 -> answer 20
- 0 + 0 = 0 -> write 0
- 2 + 2 = 4 -> write 4
- written: 0 4 -> answer 40
- Fence cost = 40 * 4.
- 40 * 4
- 0 * 4 = 0 -> write 0
- 4 * 4 = 16 -> write 6, carry 1
- carry 1 -> write 1
- written: 0 6 1 -> answer 160
Answer: $160


Question: Dinner costs $72.42. You add a 10% tip and pay $90.00. How much change?
Let's think step by step.
- Bill is 7242 cents.
- 10% tip = 7242 / 10 = 724.
- Total = 7242 + 724.
- 2 + 4 = 6 -> write 6
- 4 + 2 = 6 -> write 6
- 2 + 7 = 9 -> write 9
- 7 + 0 = 7 -> write 7
- written: 6 6 9 7 -> answer 7966
- Change = 9000 - 7966.
- 9000 - 7966
- ones: 0 - 6 can't, borrow -> 10 - 6 = 4, write 4
- tens: 9 - 6 = 3, write 3
- hundreds: 9 - 9 = 0, write 0
- thousands: 8 - 7 = 1, write 1
- written: 4 3 0 1 -> answer 1034
Answer: $10.34


Question: A bus leaves at 8:38. The ride takes 20 minutes and the walk home takes 13 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 20 + 13.
- 0 + 3 = 3 -> write 3
- 2 + 1 = 3 -> write 3
- written: 3 3 -> answer 33
- Leave at 8:38. Add 33 minutes: 38 + 33 = 71 minutes.
- 71 is more than 60, so subtract 60: 71 - 60 = 11, and add 1 hour: 8 + 1 = 9.
Answer: 9:11


Question: A garden is 7 meters by 9 meters. Fencing costs $3 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 7 + 9 + 7 + 9.
- 7 + 9 = 16 -> write 6, carry 1
- carry 1 -> write 1
- written: 6 1 -> answer 16
- 6 + 6 = 12 -> write 2, carry 1
- 1 + 1 + 1 = 3 -> write 3
- written: 2 3 -> answer 32
- Fence cost = 32 * 3.
- 32 * 3
- 2 * 3 = 6 -> write 6
- 3 * 3 = 9 -> write 9
- written: 6 9 -> answer 96
Answer: $96


Question: 'I have read 59 pages of this 300-page book.' 'I have read 84 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 59 + 84.
- 9 + 4 = 13 -> write 3, carry 1
- 5 + 8 + 1 = 14 -> write 4, carry 1
- carry 1 -> write 1
- written: 3 4 1 -> answer 143
- Pages left = 300 - 143.
- 300 - 143
- ones: 0 - 3 can't, borrow -> 10 - 3 = 7, write 7
- tens: 9 - 4 = 5, write 5
- hundreds: 2 - 1 = 1, write 1
- written: 7 5 1 -> answer 157
Answer: 157


Question: Class A collected 509 cans and class B collected 339 cans. How many more did class A collect?
Let's think step by step.
- Difference = 509 - 339.
- 509 - 339
- ones: 9 - 9 = 0, write 0
- tens: 0 - 3 can't, borrow -> 10 - 3 = 7, write 7
- hundreds: 4 - 3 = 1, write 1
- written: 0 7 1 -> answer 170
Answer: 170


Question: A bus leaves at 10:05. The ride takes 28 minutes and the walk home takes 5 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 28 + 5.
- 8 + 5 = 13 -> write 3, carry 1
- 2 + 0 + 1 = 3 -> write 3
- written: 3 3 -> answer 33
- Leave at 10:05. Add 33 minutes: 5 + 33 = 38 minutes.
Answer: 10:38


Question: Dinner costs $67.60. You add a 15% tip and pay $90.00. How much change?
Let's think step by step.
- Bill is 6760 cents.
- 10% = 676; half of that is 338; tip = 676 + 338 = 1014.
- Total = 6760 + 1014.
- 0 + 4 = 4 -> write 4
- 6 + 1 = 7 -> write 7
- 7 + 0 = 7 -> write 7
- 6 + 1 = 7 -> write 7
- written: 4 7 7 7 -> answer 7774
- Change = 9000 - 7774.
- 9000 - 7774
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 9 - 7 = 2, write 2
- hundreds: 9 - 7 = 2, write 2
- thousands: 8 - 7 = 1, write 1
- written: 6 2 2 1 -> answer 1226
Answer: $12.26


Question: What is 4 ft 2 in plus 2 ft 8 in?
Let's think step by step.
- Add inches: 2 + 8 = 10.
- Feet: 4 + 2 + 0 = 6.
Answer: 6 ft 10 in


Question: A bus leaves at 10:12. The ride takes 35 minutes and the walk home takes 12 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 35 + 12.
- 5 + 2 = 7 -> write 7
- 3 + 1 = 4 -> write 4
- written: 7 4 -> answer 47
- Leave at 10:12. Add 47 minutes: 12 + 47 = 59 minutes.
Answer: 10:59


Question: A car drives 69 miles per hour for 4 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 69 * 4.
- 69 * 4
- 9 * 4 = 36 -> write 6, carry 3
- 6 * 4 + 3 = 27 -> write 7, carry 2
- carry 2 -> write 2
- written: 6 7 2 -> answer 276
Answer: 276 miles


Question: A car drives 44 miles per hour for 3 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 44 * 3.
- 44 * 3
- 4 * 3 = 12 -> write 2, carry 1
- 4 * 3 + 1 = 13 -> write 3, carry 1
- carry 1 -> write 1
- written: 2 3 1 -> answer 132
Answer: 132 miles


Question: 'I have read 42 pages of this 350-page book.' 'I have read 73 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 42 + 73.
- 2 + 3 = 5 -> write 5
- 4 + 7 = 11 -> write 1, carry 1
- carry 1 -> write 1
- written: 5 1 1 -> answer 115
- Pages left = 350 - 115.
- 350 - 115
- ones: 0 - 5 can't, borrow -> 10 - 5 = 5, write 5
- tens: 4 - 1 = 3, write 3
- hundreds: 3 - 1 = 2, write 2
- written: 5 3 2 -> answer 235
Answer: 235


Question: Dinner costs $59.14. You add a 15% tip and pay $80.00. How much change?
Let's think step by step.
- Bill is 5914 cents.
- 10% = 591; half of that is 295; tip = 591 + 295 = 886.
- Total = 5914 + 886.
- 4 + 6 = 10 -> write 0, carry 1
- 1 + 8 + 1 = 10 -> write 0, carry 1
- 9 + 8 + 1 = 18 -> write 8, carry 1
- 5 + 0 + 1 = 6 -> write 6
- written: 0 0 8 6 -> answer 6800
- Change = 8000 - 6800.
- 8000 - 6800
- ones: 0 - 0 = 0, write 0
- tens: 0 - 0 = 0, write 0
- hundreds: 0 - 8 can't, borrow -> 10 - 8 = 2, write 2
- thousands: 7 - 6 = 1, write 1
- written: 0 0 2 1 -> answer 1200
Answer: $12.00


Question: 'I have read 25 pages of this 200-page book.' 'I have read 87 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 25 + 87.
- 5 + 7 = 12 -> write 2, carry 1
- 2 + 8 + 1 = 11 -> write 1, carry 1
- carry 1 -> write 1
- written: 2 1 1 -> answer 112
- Pages left = 200 - 112.
- 200 - 112
- ones: 0 - 2 can't, borrow -> 10 - 2 = 8, write 8
- tens: 9 - 1 = 8, write 8
- hundreds: 1 - 1 = 0, write 0
- written: 8 8 0 -> answer 88
Answer: 88


Question: A garden is 10 meters by 12 meters. Fencing costs $2 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 10 + 12 + 10 + 12.
- 0 + 2 = 2 -> write 2
- 1 + 1 = 2 -> write 2
- written: 2 2 -> answer 22
- 2 + 2 = 4 -> write 4
- 2 + 2 = 4 -> write 4
- written: 4 4 -> answer 44
- Fence cost = 44 * 2.
- 44 * 2
- 4 * 2 = 8 -> write 8
- 4 * 2 = 8 -> write 8
- written: 8 8 -> answer 88
Answer: $88


Question: A garden is 12 meters by 12 meters. Fencing costs $4 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 12 + 12 + 12 + 12.
- 2 + 2 = 4 -> write 4
- 1 + 1 = 2 -> write 2
- written: 4 2 -> answer 24
- 4 + 4 = 8 -> write 8
- 2 + 2 = 4 -> write 4
- written: 8 4 -> answer 48
- Fence cost = 48 * 4.
- 48 * 4
- 8 * 4 = 32 -> write 2, carry 3
- 4 * 4 + 3 = 19 -> write 9, carry 1
- carry 1 -> write 1
- written: 2 9 1 -> answer 192
Answer: $192


Question: Class A collected 407 cans and class B collected 342 cans. How many more did class A collect?
Let's think step by step.
- Difference = 407 - 342.
- 407 - 342
- ones: 7 - 2 = 5, write 5
- tens: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- hundreds: 3 - 3 = 0, write 0
- written: 5 6 0 -> answer 65
Answer: 65


Question: A bus leaves at 7:32. The ride takes 38 minutes and the walk home takes 9 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 38 + 9.
- 8 + 9 = 17 -> write 7, carry 1
- 3 + 0 + 1 = 4 -> write 4
- written: 7 4 -> answer 47
- Leave at 7:32. Add 47 minutes: 32 + 47 = 79 minutes.
- 79 is more than 60, so subtract 60: 79 - 60 = 19, and add 1 hour: 7 + 1 = 8.
Answer: 8:19


Question: A bus leaves at 9:40. The ride takes 35 minutes and the walk home takes 5 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 35 + 5.
- 5 + 5 = 10 -> write 0, carry 1
- 3 + 0 + 1 = 4 -> write 4
- written: 0 4 -> answer 40
- Leave at 9:40. Add 40 minutes: 40 + 40 = 80 minutes.
- 80 is more than 60, so subtract 60: 80 - 60 = 20, and add 1 hour: 9 + 1 = 10.
Answer: 10:20


Question: 'I have read 70 pages of this 350-page book.' 'I have read 83 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 70 + 83.
- 0 + 3 = 3 -> write 3
- 7 + 8 = 15 -> write 5, carry 1
- carry 1 -> write 1
- written: 3 5 1 -> answer 153
- Pages left = 350 - 153.
- 350 - 153
- ones: 0 - 3 can't, borrow -> 10 - 3 = 7, write 7
- tens: 4 - 5 can't, borrow -> 14 - 5 = 9, write 9
- hundreds: 2 - 1 = 1, write 1
- written: 7 9 1 -> answer 197
Answer: 197


Question: Class A collected 808 cans and class B collected 368 cans. How many more did class A collect?
Let's think step by step.
- Difference = 808 - 368.
- 808 - 368
- ones: 8 - 8 = 0, write 0
- tens: 0 - 6 can't, borrow -> 10 - 6 = 4, write 4
- hundreds: 7 - 3 = 4, write 4
- written: 0 4 4 -> answer 440
Answer: 440


Question: What is 5 ft 2 in plus 2 ft 1 in?
Let's think step by step.
- Add inches: 2 + 1 = 3.
- Feet: 5 + 2 + 0 = 7.
Answer: 7 ft 3 in


Question: A bus leaves at 10:37. The ride takes 27 minutes and the walk home takes 14 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 27 + 14.
- 7 + 4 = 11 -> write 1, carry 1
- 2 + 1 + 1 = 4 -> write 4
- written: 1 4 -> answer 41
- Leave at 10:37. Add 41 minutes: 37 + 41 = 78 minutes.
- 78 is more than 60, so subtract 60: 78 - 60 = 18, and add 1 hour: 10 + 1 = 11.
Answer: 11:18


Question: You have 30 cookies and pack them 9 per bag. How many full bags, and how many cookies are left over?
Let's think step by step.
- Keep subtracting 9 until too little remains.
- 30 - 9
- ones: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- tens: 2 - 0 = 2, write 2
- written: 1 2 -> answer 21
- 21 - 9
- ones: 1 - 9 can't, borrow -> 11 - 9 = 2, write 2
- tens: 1 - 0 = 1, write 1
- written: 2 1 -> answer 12
- 12 - 9
- ones: 2 - 9 can't, borrow -> 12 - 9 = 3, write 3
- tens: 0 - 0 = 0, write 0
- written: 3 0 -> answer 3
- Subtracted 9 exactly 3 times; 3 left, which is less than 9.
Answer: 3 bags, 3 leftover


Question: A bus leaves at 7:04. The ride takes 21 minutes and the walk home takes 9 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 21 + 9.
- 1 + 9 = 10 -> write 0, carry 1
- 2 + 0 + 1 = 3 -> write 3
- written: 0 3 -> answer 30
- Leave at 7:04. Add 30 minutes: 4 + 30 = 34 minutes.
Answer: 7:34


Question: Dinner costs $32.54. You add a 10% tip and pay $50.00. How much change?
Let's think step by step.
- Bill is 3254 cents.
- 10% tip = 3254 / 10 = 325.
- Total = 3254 + 325.
- 4 + 5 = 9 -> write 9
- 5 + 2 = 7 -> write 7
- 2 + 3 = 5 -> write 5
- 3 + 0 = 3 -> write 3
- written: 9 7 5 3 -> answer 3579
- Change = 5000 - 3579.
- 5000 - 3579
- ones: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- tens: 9 - 7 = 2, write 2
- hundreds: 9 - 5 = 4, write 4
- thousands: 4 - 3 = 1, write 1
- written: 1 2 4 1 -> answer 1421
Answer: $14.21


Question: Class A collected 741 cans and class B collected 196 cans. How many more did class A collect?
Let's think step by step.
- Difference = 741 - 196.
- 741 - 196
- ones: 1 - 6 can't, borrow -> 11 - 6 = 5, write 5
- tens: 3 - 9 can't, borrow -> 13 - 9 = 4, write 4
- hundreds: 6 - 1 = 5, write 5
- written: 5 4 5 -> answer 545
Answer: 545


Question: Dinner costs $80.58. You add a 15% tip and pay $110.00. How much change?
Let's think step by step.
- Bill is 8058 cents.
- 10% = 805; half of that is 402; tip = 805 + 402 = 1207.
- Total = 8058 + 1207.
- 8 + 7 = 15 -> write 5, carry 1
- 5 + 0 + 1 = 6 -> write 6
- 0 + 2 = 2 -> write 2
- 8 + 1 = 9 -> write 9
- written: 5 6 2 9 -> answer 9265
- Change = 11000 - 9265.
- 11000 - 9265
- ones: 0 - 5 can't, borrow -> 10 - 5 = 5, write 5
- tens: 9 - 6 = 3, write 3
- hundreds: 9 - 2 = 7, write 7
- thousands: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- ten-thousands: 0 - 0 = 0, write 0
- written: 5 3 7 1 0 -> answer 1735
Answer: $17.35


Question: Class A collected 881 cans and class B collected 842 cans. How many more did class A collect?
Let's think step by step.
- Difference = 881 - 842.
- 881 - 842
- ones: 1 - 2 can't, borrow -> 11 - 2 = 9, write 9
- tens: 7 - 4 = 3, write 3
- hundreds: 8 - 8 = 0, write 0
- written: 9 3 0 -> answer 39
Answer: 39


Question: Dinner costs $44.61. You add a 10% tip and pay $60.00. How much change?
Let's think step by step.
- Bill is 4461 cents.
- 10% tip = 4461 / 10 = 446.
- Total = 4461 + 446.
- 1 + 6 = 7 -> write 7
- 6 + 4 = 10 -> write 0, carry 1
- 4 + 4 + 1 = 9 -> write 9
- 4 + 0 = 4 -> write 4
- written: 7 0 9 4 -> answer 4907
- Change = 6000 - 4907.
- 6000 - 4907
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 9 - 0 = 9, write 9
- hundreds: 9 - 9 = 0, write 0
- thousands: 5 - 4 = 1, write 1
- written: 3 9 0 1 -> answer 1093
Answer: $10.93


Question: A bus leaves at 7:32. The ride takes 21 minutes and the walk home takes 9 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 21 + 9.
- 1 + 9 = 10 -> write 0, carry 1
- 2 + 0 + 1 = 3 -> write 3
- written: 0 3 -> answer 30
- Leave at 7:32. Add 30 minutes: 32 + 30 = 62 minutes.
- 62 is more than 60, so subtract 60: 62 - 60 = 2, and add 1 hour: 7 + 1 = 8.
Answer: 8:02


Question: A garden is 10 meters by 7 meters. Fencing costs $5 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 10 + 7 + 10 + 7.
- 0 + 7 = 7 -> write 7
- 1 + 0 = 1 -> write 1
- written: 7 1 -> answer 17
- 7 + 7 = 14 -> write 4, carry 1
- 1 + 1 + 1 = 3 -> write 3
- written: 4 3 -> answer 34
- Fence cost = 34 * 5.
- 34 * 5
- 4 * 5 = 20 -> write 0, carry 2
- 3 * 5 + 2 = 17 -> write 7, carry 1
- carry 1 -> write 1
- written: 0 7 1 -> answer 170
Answer: $170


Question: Class A collected 619 cans and class B collected 162 cans. How many more did class A collect?
Let's think step by step.
- Difference = 619 - 162.
- 619 - 162
- ones: 9 - 2 = 7, write 7
- tens: 1 - 6 can't, borrow -> 11 - 6 = 5, write 5
- hundreds: 5 - 1 = 4, write 4
- written: 7 5 4 -> answer 457
Answer: 457


Question: Class A collected 571 cans and class B collected 293 cans. How many more did class A collect?
Let's think step by step.
- Difference = 571 - 293.
- 571 - 293
- ones: 1 - 3 can't, borrow -> 11 - 3 = 8, write 8
- tens: 6 - 9 can't, borrow -> 16 - 9 = 7, write 7
- hundreds: 4 - 2 = 2, write 2
- written: 8 7 2 -> answer 278
Answer: 278


Question: Class A collected 713 cans and class B collected 153 cans. How many more did class A collect?
Let's think step by step.
- Difference = 713 - 153.
- 713 - 153
- ones: 3 - 3 = 0, write 0
- tens: 1 - 5 can't, borrow -> 11 - 5 = 6, write 6
- hundreds: 6 - 1 = 5, write 5
- written: 0 6 5 -> answer 560
Answer: 560


Question: A bus leaves at 7:37. The ride takes 30 minutes and the walk home takes 6 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 30 + 6.
- 0 + 6 = 6 -> write 6
- 3 + 0 = 3 -> write 3
- written: 6 3 -> answer 36
- Leave at 7:37. Add 36 minutes: 37 + 36 = 73 minutes.
- 73 is more than 60, so subtract 60: 73 - 60 = 13, and add 1 hour: 7 + 1 = 8.
Answer: 8:13


Question: You get $20.00 allowance, spend $5.59 on lunch and $7.26 on a gift, then buy a $17.61 game. How much is left?
Let's think step by step.
- Allowance in cents: 2000. First purchase: 559.
- 2000 - 559
- ones: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- tens: 9 - 5 = 4, write 4
- hundreds: 9 - 5 = 4, write 4
- thousands: 1 - 0 = 1, write 1
- written: 1 4 4 1 -> answer 1441
- Second purchase: 726.
- 1441 - 726
- ones: 1 - 6 can't, borrow -> 11 - 6 = 5, write 5
- tens: 3 - 2 = 1, write 1
- hundreds: 4 - 7 can't, borrow -> 14 - 7 = 7, write 7
- thousands: 0 - 0 = 0, write 0
- written: 5 1 7 0 -> answer 715
- The game costs 1761, which is more than 715.
Answer: not enough money


Question: A garden is 10 meters by 8 meters. Fencing costs $3 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 10 + 8 + 10 + 8.
- 0 + 8 = 8 -> write 8
- 1 + 0 = 1 -> write 1
- written: 8 1 -> answer 18
- 8 + 8 = 16 -> write 6, carry 1
- 1 + 1 + 1 = 3 -> write 3
- written: 6 3 -> answer 36
- Fence cost = 36 * 3.
- 36 * 3
- 6 * 3 = 18 -> write 8, carry 1
- 3 * 3 + 1 = 10 -> write 0, carry 1
- carry 1 -> write 1
- written: 8 0 1 -> answer 108
Answer: $108


Question: A bus leaves at 10:03. The ride takes 23 minutes and the walk home takes 6 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 23 + 6.
- 3 + 6 = 9 -> write 9
- 2 + 0 = 2 -> write 2
- written: 9 2 -> answer 29
- Leave at 10:03. Add 29 minutes: 3 + 29 = 32 minutes.
Answer: 10:32


Question: If 2 shirts cost 16 dollars, how much do 3 shirts cost?
Let's think step by step.
- 2 cost 16 dollars, so 1 costs 8 dollars.
- 3 * 8
- 3 * 8 = 24 -> write 4, carry 2
- carry 2 -> write 2
- written: 4 2 -> answer 24
Answer: 24 dollars


Question: Class A collected 640 cans and class B collected 195 cans. How many more did class A collect?
Let's think step by step.
- Difference = 640 - 195.
- 640 - 195
- ones: 0 - 5 can't, borrow -> 10 - 5 = 5, write 5
- tens: 3 - 9 can't, borrow -> 13 - 9 = 4, write 4
- hundreds: 5 - 1 = 4, write 4
- written: 5 4 4 -> answer 445
Answer: 445


Question: What is 4 ft 9 in plus 2 ft 4 in?
Let's think step by step.
- Add inches: 9 + 4 = 13.
- 13 inches is 1 foot 1 inches (12 inches in a foot).
- Feet: 4 + 2 + 1 = 7.
Answer: 7 ft 1 in


Question: A garden is 10 meters by 5 meters. Fencing costs $3 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 10 + 5 + 10 + 5.
- 0 + 5 = 5 -> write 5
- 1 + 0 = 1 -> write 1
- written: 5 1 -> answer 15
- 5 + 5 = 10 -> write 0, carry 1
- 1 + 1 + 1 = 3 -> write 3
- written: 0 3 -> answer 30
- Fence cost = 30 * 3.
- 30 * 3
- 0 * 3 = 0 -> write 0
- 3 * 3 = 9 -> write 9
- written: 0 9 -> answer 90
Answer: $90


Question: If 3 shirts cost 18 dollars, how much do 6 shirts cost?
Let's think step by step.
- 3 cost 18 dollars, so 1 costs 6 dollars.
- 6 * 6
- 6 * 6 = 36 -> write 6, carry 3
- carry 3 -> write 3
- written: 6 3 -> answer 36
Answer: 36 dollars


Question: A garden is 9 meters by 6 meters. Fencing costs $5 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 9 + 6 + 9 + 6.
- 9 + 6 = 15 -> write 5, carry 1
- carry 1 -> write 1
- written: 5 1 -> answer 15
- 5 + 5 = 10 -> write 0, carry 1
- 1 + 1 + 1 = 3 -> write 3
- written: 0 3 -> answer 30
- Fence cost = 30 * 5.
- 30 * 5
- 0 * 5 = 0 -> write 0
- 3 * 5 = 15 -> write 5, carry 1
- carry 1 -> write 1
- written: 0 5 1 -> answer 150
Answer: $150


Question: A bus leaves at 9:06. The ride takes 29 minutes and the walk home takes 5 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 29 + 5.
- 9 + 5 = 14 -> write 4, carry 1
- 2 + 0 + 1 = 3 -> write 3
- written: 4 3 -> answer 34
- Leave at 9:06. Add 34 minutes: 6 + 34 = 40 minutes.
Answer: 9:40


Question: A car drives 40 miles per hour for 3 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 40 * 3.
- 40 * 3
- 0 * 3 = 0 -> write 0
- 4 * 3 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 0 2 1 -> answer 120
Answer: 120 miles


Question: If 2 shirts cost 16 dollars, how much do 4 shirts cost?
Let's think step by step.
- 2 cost 16 dollars, so 1 costs 8 dollars.
- 4 * 8
- 4 * 8 = 32 -> write 2, carry 3
- carry 3 -> write 3
- written: 2 3 -> answer 32
Answer: 32 dollars


Question: A bus leaves at 9:43. The ride takes 25 minutes and the walk home takes 7 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 25 + 7.
- 5 + 7 = 12 -> write 2, carry 1
- 2 + 0 + 1 = 3 -> write 3
- written: 2 3 -> answer 32
- Leave at 9:43. Add 32 minutes: 43 + 32 = 75 minutes.
- 75 is more than 60, so subtract 60: 75 - 60 = 15, and add 1 hour: 9 + 1 = 10.
Answer: 10:15


Question: If 3 shirts cost 15 dollars, how much do 5 shirts cost?
Let's think step by step.
- 3 cost 15 dollars, so 1 costs 5 dollars.
- 5 * 5
- 5 * 5 = 25 -> write 5, carry 2
- carry 2 -> write 2
- written: 5 2 -> answer 25
Answer: 25 dollars


Question: Dinner costs $56.00. You add a 15% tip and pay $80.00. How much change?
Let's think step by step.
- Bill is 5600 cents.
- 10% = 560; half of that is 280; tip = 560 + 280 = 840.
- Total = 5600 + 840.
- 0 + 0 = 0 -> write 0
- 0 + 4 = 4 -> write 4
- 6 + 8 = 14 -> write 4, carry 1
- 5 + 0 + 1 = 6 -> write 6
- written: 0 4 4 6 -> answer 6440
- Change = 8000 - 6440.
- 8000 - 6440
- ones: 0 - 0 = 0, write 0
- tens: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- hundreds: 9 - 4 = 5, write 5
- thousands: 7 - 6 = 1, write 1
- written: 0 6 5 1 -> answer 1560
Answer: $15.60


Question: A bus leaves at 8:06. The ride takes 24 minutes and the walk home takes 10 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 24 + 10.
- 4 + 0 = 4 -> write 4
- 2 + 1 = 3 -> write 3
- written: 4 3 -> answer 34
- Leave at 8:06. Add 34 minutes: 6 + 34 = 40 minutes.
Answer: 8:40


Question: Class A collected 513 cans and class B collected 149 cans. How many more did class A collect?
Let's think step by step.
- Difference = 513 - 149.
- 513 - 149
- ones: 3 - 9 can't, borrow -> 13 - 9 = 4, write 4
- tens: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- hundreds: 4 - 1 = 3, write 3
- written: 4 6 3 -> answer 364
Answer: 364


Question: Class A collected 598 cans and class B collected 212 cans. How many more did class A collect?
Let's think step by step.
- Difference = 598 - 212.
- 598 - 212
- ones: 8 - 2 = 6, write 6
- tens: 9 - 1 = 8, write 8
- hundreds: 5 - 2 = 3, write 3
- written: 6 8 3 -> answer 386
Answer: 386


Question: Dinner costs $34.64. You add a 10% tip and pay $50.00. How much change?
Let's think step by step.
- Bill is 3464 cents.
- 10% tip = 3464 / 10 = 346.
- Total = 3464 + 346.
- 4 + 6 = 10 -> write 0, carry 1
- 6 + 4 + 1 = 11 -> write 1, carry 1
- 4 + 3 + 1 = 8 -> write 8
- 3 + 0 = 3 -> write 3
- written: 0 1 8 3 -> answer 3810
- Change = 5000 - 3810.
- 5000 - 3810
- ones: 0 - 0 = 0, write 0
- tens: 0 - 1 can't, borrow -> 10 - 1 = 9, write 9
- hundreds: 9 - 8 = 1, write 1
- thousands: 4 - 3 = 1, write 1
- written: 0 9 1 1 -> answer 1190
Answer: $11.90


Question: A bus leaves at 9:42. The ride takes 20 minutes and the walk home takes 15 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 20 + 15.
- 0 + 5 = 5 -> write 5
- 2 + 1 = 3 -> write 3
- written: 5 3 -> answer 35
- Leave at 9:42. Add 35 minutes: 42 + 35 = 77 minutes.
- 77 is more than 60, so subtract 60: 77 - 60 = 17, and add 1 hour: 9 + 1 = 10.
Answer: 10:17


Question: Dinner costs $45.80. You add a 15% tip and pay $70.00. How much change?
Let's think step by step.
- Bill is 4580 cents.
- 10% = 458; half of that is 229; tip = 458 + 229 = 687.
- Total = 4580 + 687.
- 0 + 7 = 7 -> write 7
- 8 + 8 = 16 -> write 6, carry 1
- 5 + 6 + 1 = 12 -> write 2, carry 1
- 4 + 0 + 1 = 5 -> write 5
- written: 7 6 2 5 -> answer 5267
- Change = 7000 - 5267.
- 7000 - 5267
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 9 - 6 = 3, write 3
- hundreds: 9 - 2 = 7, write 7
- thousands: 6 - 5 = 1, write 1
- written: 3 3 7 1 -> answer 1733
Answer: $17.33


Question: You have 25 cookies and pack them 8 per bag. How many full bags, and how many cookies are left over?
Let's think step by step.
- Keep subtracting 8 until too little remains.
- 25 - 8
- ones: 5 - 8 can't, borrow -> 15 - 8 = 7, write 7
- tens: 1 - 0 = 1, write 1
- written: 7 1 -> answer 17
- 17 - 8
- ones: 7 - 8 can't, borrow -> 17 - 8 = 9, write 9
- tens: 0 - 0 = 0, write 0
- written: 9 0 -> answer 9
- 9 - 8
- ones: 9 - 8 = 1, write 1
- written: 1 -> answer 1
- Subtracted 8 exactly 3 times; 1 left, which is less than 8.
Answer: 3 bags, 1 leftover


Question: A garden is 5 meters by 11 meters. Fencing costs $3 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 5 + 11 + 5 + 11.
- 5 + 1 = 6 -> write 6
- 0 + 1 = 1 -> write 1
- written: 6 1 -> answer 16
- 6 + 6 = 12 -> write 2, carry 1
- 1 + 1 + 1 = 3 -> write 3
- written: 2 3 -> answer 32
- Fence cost = 32 * 3.
- 32 * 3
- 2 * 3 = 6 -> write 6
- 3 * 3 = 9 -> write 9
- written: 6 9 -> answer 96
Answer: $96


Question: You get $20.00 allowance, spend $11.76 on lunch and $6.90 on a gift, then buy a $7.70 game. How much is left?
Let's think step by step.
- Allowance in cents: 2000. First purchase: 1176.
- 2000 - 1176
- ones: 0 - 6 can't, borrow -> 10 - 6 = 4, write 4
- tens: 9 - 7 = 2, write 2
- hundreds: 9 - 1 = 8, write 8
- thousands: 1 - 1 = 0, write 0
- written: 4 2 8 0 -> answer 824
- Second purchase: 690.
- 824 - 690
- ones: 4 - 0 = 4, write 4
- tens: 2 - 9 can't, borrow -> 12 - 9 = 3, write 3
- hundreds: 7 - 6 = 1, write 1
- written: 4 3 1 -> answer 134
- The game costs 770, which is more than 134.
Answer: not enough money


Question: A car drives 63 miles per hour for 5 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 63 * 5.
- 63 * 5
- 3 * 5 = 15 -> write 5, carry 1
- 6 * 5 + 1 = 31 -> write 1, carry 3
- carry 3 -> write 3
- written: 5 1 3 -> answer 315
Answer: 315 miles


Question: Dinner costs $76.60. You add a 10% tip and pay $100.00. How much change?
Let's think step by step.
- Bill is 7660 cents.
- 10% tip = 7660 / 10 = 766.
- Total = 7660 + 766.
- 0 + 6 = 6 -> write 6
- 6 + 6 = 12 -> write 2, carry 1
- 6 + 7 + 1 = 14 -> write 4, carry 1
- 7 + 0 + 1 = 8 -> write 8
- written: 6 2 4 8 -> answer 8426
- Change = 10000 - 8426.
- 10000 - 8426
- ones: 0 - 6 can't, borrow -> 10 - 6 = 4, write 4
- tens: 9 - 2 = 7, write 7
- hundreds: 9 - 4 = 5, write 5
- thousands: 9 - 8 = 1, write 1
- ten-thousands: 0 - 0 = 0, write 0
- written: 4 7 5 1 0 -> answer 1574
Answer: $15.74


Question: 'I have read 53 pages of this 250-page book.' 'I have read 89 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 53 + 89.
- 3 + 9 = 12 -> write 2, carry 1
- 5 + 8 + 1 = 14 -> write 4, carry 1
- carry 1 -> write 1
- written: 2 4 1 -> answer 142
- Pages left = 250 - 142.
- 250 - 142
- ones: 0 - 2 can't, borrow -> 10 - 2 = 8, write 8
- tens: 4 - 4 = 0, write 0
- hundreds: 2 - 1 = 1, write 1
- written: 8 0 1 -> answer 108
Answer: 108


Question: You have 44 cookies and pack them 9 per bag. How many full bags, and how many cookies are left over?
Let's think step by step.
- Keep subtracting 9 until too little remains.
- 44 - 9
- ones: 4 - 9 can't, borrow -> 14 - 9 = 5, write 5
- tens: 3 - 0 = 3, write 3
- written: 5 3 -> answer 35
- 35 - 9
- ones: 5 - 9 can't, borrow -> 15 - 9 = 6, write 6
- tens: 2 - 0 = 2, write 2
- written: 6 2 -> answer 26
- 26 - 9
- ones: 6 - 9 can't, borrow -> 16 - 9 = 7, write 7
- tens: 1 - 0 = 1, write 1
- written: 7 1 -> answer 17
- 17 - 9
- ones: 7 - 9 can't, borrow -> 17 - 9 = 8, write 8
- tens: 0 - 0 = 0, write 0
- written: 8 0 -> answer 8
- Subtracted 9 exactly 4 times; 8 left, which is less than 9.
Answer: 4 bags, 8 leftover


Question: Dinner costs $37.82. You add a 10% tip and pay $60.00. How much change?
Let's think step by step.
- Bill is 3782 cents.
- 10% tip = 3782 / 10 = 378.
- Total = 3782 + 378.
- 2 + 8 = 10 -> write 0, carry 1
- 8 + 7 + 1 = 16 -> write 6, carry 1
- 7 + 3 + 1 = 11 -> write 1, carry 1
- 3 + 0 + 1 = 4 -> write 4
- written: 0 6 1 4 -> answer 4160
- Change = 6000 - 4160.
- 6000 - 4160
- ones: 0 - 0 = 0, write 0
- tens: 0 - 6 can't, borrow -> 10 - 6 = 4, write 4
- hundreds: 9 - 1 = 8, write 8
- thousands: 5 - 4 = 1, write 1
- written: 0 4 8 1 -> answer 1840
Answer: $18.40


Question: 'I have read 62 pages of this 200-page book.' 'I have read 76 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 62 + 76.
- 2 + 6 = 8 -> write 8
- 6 + 7 = 13 -> write 3, carry 1
- carry 1 -> write 1
- written: 8 3 1 -> answer 138
- Pages left = 200 - 138.
- 200 - 138
- ones: 0 - 8 can't, borrow -> 10 - 8 = 2, write 2
- tens: 9 - 3 = 6, write 6
- hundreds: 1 - 1 = 0, write 0
- written: 2 6 0 -> answer 62
Answer: 62


Question: What is 4 ft 11 in plus 1 ft 8 in?
Let's think step by step.
- Add inches: 11 + 8 = 19.
- 19 inches is 1 foot 7 inches (12 inches in a foot).
- Feet: 4 + 1 + 1 = 6.
Answer: 6 ft 7 in


Question: A bus leaves at 8:26. The ride takes 21 minutes and the walk home takes 9 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 21 + 9.
- 1 + 9 = 10 -> write 0, carry 1
- 2 + 0 + 1 = 3 -> write 3
- written: 0 3 -> answer 30
- Leave at 8:26. Add 30 minutes: 26 + 30 = 56 minutes.
Answer: 8:56


Question: 'I have read 33 pages of this 300-page book.' 'I have read 38 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 33 + 38.
- 3 + 8 = 11 -> write 1, carry 1
- 3 + 3 + 1 = 7 -> write 7
- written: 1 7 -> answer 71
- Pages left = 300 - 71.
- 300 - 71
- ones: 0 - 1 can't, borrow -> 10 - 1 = 9, write 9
- tens: 9 - 7 = 2, write 2
- hundreds: 2 - 0 = 2, write 2
- written: 9 2 2 -> answer 229
Answer: 229


Question: Class A collected 444 cans and class B collected 310 cans. How many more did class A collect?
Let's think step by step.
- Difference = 444 - 310.
- 444 - 310
- ones: 4 - 0 = 4, write 4
- tens: 4 - 1 = 3, write 3
- hundreds: 4 - 3 = 1, write 1
- written: 4 3 1 -> answer 134
Answer: 134


Question: 'I have read 83 pages of this 250-page book.' 'I have read 42 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 83 + 42.
- 3 + 2 = 5 -> write 5
- 8 + 4 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 5 2 1 -> answer 125
- Pages left = 250 - 125.
- 250 - 125
- ones: 0 - 5 can't, borrow -> 10 - 5 = 5, write 5
- tens: 4 - 2 = 2, write 2
- hundreds: 2 - 1 = 1, write 1
- written: 5 2 1 -> answer 125
Answer: 125


Question: What is 6 ft 1 in plus 2 ft 8 in?
Let's think step by step.
- Add inches: 1 + 8 = 9.
- Feet: 6 + 2 + 0 = 8.
Answer: 8 ft 9 in


Question: 'I have read 60 pages of this 200-page book.' 'I have read 62 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 60 + 62.
- 0 + 2 = 2 -> write 2
- 6 + 6 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 2 2 1 -> answer 122
- Pages left = 200 - 122.
- 200 - 122
- ones: 0 - 2 can't, borrow -> 10 - 2 = 8, write 8
- tens: 9 - 2 = 7, write 7
- hundreds: 1 - 1 = 0, write 0
- written: 8 7 0 -> answer 78
Answer: 78


Question: A garden is 6 meters by 8 meters. Fencing costs $4 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 6 + 8 + 6 + 8.
- 6 + 8 = 14 -> write 4, carry 1
- carry 1 -> write 1
- written: 4 1 -> answer 14
- 4 + 4 = 8 -> write 8
- 1 + 1 = 2 -> write 2
- written: 8 2 -> answer 28
- Fence cost = 28 * 4.
- 28 * 4
- 8 * 4 = 32 -> write 2, carry 3
- 2 * 4 + 3 = 11 -> write 1, carry 1
- carry 1 -> write 1
- written: 2 1 1 -> answer 112
Answer: $112


Question: Class A collected 378 cans and class B collected 313 cans. How many more did class A collect?
Let's think step by step.
- Difference = 378 - 313.
- 378 - 313
- ones: 8 - 3 = 5, write 5
- tens: 7 - 1 = 6, write 6
- hundreds: 3 - 3 = 0, write 0
- written: 5 6 0 -> answer 65
Answer: 65


Question: Class A collected 735 cans and class B collected 337 cans. How many more did class A collect?
Let's think step by step.
- Difference = 735 - 337.
- 735 - 337
- ones: 5 - 7 can't, borrow -> 15 - 7 = 8, write 8
- tens: 2 - 3 can't, borrow -> 12 - 3 = 9, write 9
- hundreds: 6 - 3 = 3, write 3
- written: 8 9 3 -> answer 398
Answer: 398


Question: If 4 shirts cost 28 dollars, how much do 9 shirts cost?
Let's think step by step.
- 4 cost 28 dollars, so 1 costs 7 dollars.
- 9 * 7
- 9 * 7 = 63 -> write 3, carry 6
- carry 6 -> write 6
- written: 3 6 -> answer 63
Answer: 63 dollars


Question: Dinner costs $65.68. You add a 10% tip and pay $90.00. How much change?
Let's think step by step.
- Bill is 6568 cents.
- 10% tip = 6568 / 10 = 656.
- Total = 6568 + 656.
- 8 + 6 = 14 -> write 4, carry 1
- 6 + 5 + 1 = 12 -> write 2, carry 1
- 5 + 6 + 1 = 12 -> write 2, carry 1
- 6 + 0 + 1 = 7 -> write 7
- written: 4 2 2 7 -> answer 7224
- Change = 9000 - 7224.
- 9000 - 7224
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 9 - 2 = 7, write 7
- hundreds: 9 - 2 = 7, write 7
- thousands: 8 - 7 = 1, write 1
- written: 6 7 7 1 -> answer 1776
Answer: $17.76


Question: What is 6 ft 1 in plus 1 ft 9 in?
Let's think step by step.
- Add inches: 1 + 9 = 10.
- Feet: 6 + 1 + 0 = 7.
Answer: 7 ft 10 in


Question: 'I have read 24 pages of this 350-page book.' 'I have read 34 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 24 + 34.
- 4 + 4 = 8 -> write 8
- 2 + 3 = 5 -> write 5
- written: 8 5 -> answer 58
- Pages left = 350 - 58.
- 350 - 58
- ones: 0 - 8 can't, borrow -> 10 - 8 = 2, write 2
- tens: 4 - 5 can't, borrow -> 14 - 5 = 9, write 9
- hundreds: 2 - 0 = 2, write 2
- written: 2 9 2 -> answer 292
Answer: 292


Question: You have 24 cookies and pack them 5 per bag. How many full bags, and how many cookies are left over?
Let's think step by step.
- Keep subtracting 5 until too little remains.
- 24 - 5
- ones: 4 - 5 can't, borrow -> 14 - 5 = 9, write 9
- tens: 1 - 0 = 1, write 1
- written: 9 1 -> answer 19
- 19 - 5
- ones: 9 - 5 = 4, write 4
- tens: 1 - 0 = 1, write 1
- written: 4 1 -> answer 14
- 14 - 5
- ones: 4 - 5 can't, borrow -> 14 - 5 = 9, write 9
- tens: 0 - 0 = 0, write 0
- written: 9 0 -> answer 9
- 9 - 5
- ones: 9 - 5 = 4, write 4
- written: 4 -> answer 4
- Subtracted 5 exactly 4 times; 4 left, which is less than 5.
Answer: 4 bags, 4 leftover


Question: Class A collected 179 cans and class B collected 131 cans. How many more did class A collect?
Let's think step by step.
- Difference = 179 - 131.
- 179 - 131
- ones: 9 - 1 = 8, write 8
- tens: 7 - 3 = 4, write 4
- hundreds: 1 - 1 = 0, write 0
- written: 8 4 0 -> answer 48
Answer: 48


Question: 'I have read 37 pages of this 250-page book.' 'I have read 90 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 37 + 90.
- 7 + 0 = 7 -> write 7
- 3 + 9 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 7 2 1 -> answer 127
- Pages left = 250 - 127.
- 250 - 127
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 4 - 2 = 2, write 2
- hundreds: 2 - 1 = 1, write 1
- written: 3 2 1 -> answer 123
Answer: 123


Question: What is 3 gal 3 qt plus 1 gal 1 qt?
Let's think step by step.
- Add quarts: 3 + 1 = 4.
- 4 quarts is 1 gallon 0 quarts (4 quarts in a gallon).
- Gallons: 3 + 1 + 1 = 5.
Answer: 5 gal 0 qt


Question: A bus leaves at 10:41. The ride takes 29 minutes and the walk home takes 12 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 29 + 12.
- 9 + 2 = 11 -> write 1, carry 1
- 2 + 1 + 1 = 4 -> write 4
- written: 1 4 -> answer 41
- Leave at 10:41. Add 41 minutes: 41 + 41 = 82 minutes.
- 82 is more than 60, so subtract 60: 82 - 60 = 22, and add 1 hour: 10 + 1 = 11.
Answer: 11:22


Question: A bus leaves at 8:41. The ride takes 21 minutes and the walk home takes 6 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 21 + 6.
- 1 + 6 = 7 -> write 7
- 2 + 0 = 2 -> write 2
- written: 7 2 -> answer 27
- Leave at 8:41. Add 27 minutes: 41 + 27 = 68 minutes.
- 68 is more than 60, so subtract 60: 68 - 60 = 8, and add 1 hour: 8 + 1 = 9.
Answer: 9:08


Question: 'I have read 56 pages of this 350-page book.' 'I have read 71 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 56 + 71.
- 6 + 1 = 7 -> write 7
- 5 + 7 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 7 2 1 -> answer 127
- Pages left = 350 - 127.
- 350 - 127
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 4 - 2 = 2, write 2
- hundreds: 3 - 1 = 2, write 2
- written: 3 2 2 -> answer 223
Answer: 223


Question: If 2 shirts cost 4 dollars, how much do 3 shirts cost?
Let's think step by step.
- 2 cost 4 dollars, so 1 costs 2 dollars.
- 3 * 2
- 3 * 2 = 6 -> write 6
- written: 6 -> answer 6
Answer: 6 dollars


Question: Dinner costs $79.26. You add a 10% tip and pay $100.00. How much change?
Let's think step by step.
- Bill is 7926 cents.
- 10% tip = 7926 / 10 = 792.
- Total = 7926 + 792.
- 6 + 2 = 8 -> write 8
- 2 + 9 = 11 -> write 1, carry 1
- 9 + 7 + 1 = 17 -> write 7, carry 1
- 7 + 0 + 1 = 8 -> write 8
- written: 8 1 7 8 -> answer 8718
- Change = 10000 - 8718.
- 10000 - 8718
- ones: 0 - 8 can't, borrow -> 10 - 8 = 2, write 2
- tens: 9 - 1 = 8, write 8
- hundreds: 9 - 7 = 2, write 2
- thousands: 9 - 8 = 1, write 1
- ten-thousands: 0 - 0 = 0, write 0
- written: 2 8 2 1 0 -> answer 1282
Answer: $12.82


Question: Class A collected 605 cans and class B collected 589 cans. How many more did class A collect?
Let's think step by step.
- Difference = 605 - 589.
- 605 - 589
- ones: 5 - 9 can't, borrow -> 15 - 9 = 6, write 6
- tens: 9 - 8 = 1, write 1
- hundreds: 5 - 5 = 0, write 0
- written: 6 1 0 -> answer 16
Answer: 16


Question: 'I have read 63 pages of this 350-page book.' 'I have read 24 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 63 + 24.
- 3 + 4 = 7 -> write 7
- 6 + 2 = 8 -> write 8
- written: 7 8 -> answer 87
- Pages left = 350 - 87.
- 350 - 87
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 4 - 8 can't, borrow -> 14 - 8 = 6, write 6
- hundreds: 2 - 0 = 2, write 2
- written: 3 6 2 -> answer 263
Answer: 263


Question: A bus leaves at 8:44. The ride takes 38 minutes and the walk home takes 10 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 38 + 10.
- 8 + 0 = 8 -> write 8
- 3 + 1 = 4 -> write 4
- written: 8 4 -> answer 48
- Leave at 8:44. Add 48 minutes: 44 + 48 = 92 minutes.
- 92 is more than 60, so subtract 60: 92 - 60 = 32, and add 1 hour: 8 + 1 = 9.
Answer: 9:32


Question: What is 4 gal 3 qt plus 1 gal 1 qt?
Let's think step by step.
- Add quarts: 3 + 1 = 4.
- 4 quarts is 1 gallon 0 quarts (4 quarts in a gallon).
- Gallons: 4 + 1 + 1 = 6.
Answer: 6 gal 0 qt


Question: What is 3 ft 1 in plus 3 ft 4 in?
Let's think step by step.
- Add inches: 1 + 4 = 5.
- Feet: 3 + 3 + 0 = 6.
Answer: 6 ft 5 in


Question: What is 3 gal 2 qt plus 2 gal 1 qt?
Let's think step by step.
- Add quarts: 2 + 1 = 3.
- Gallons: 3 + 2 + 0 = 5.
Answer: 5 gal 3 qt


Question: A garden is 11 meters by 7 meters. Fencing costs $3 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 11 + 7 + 11 + 7.
- 1 + 7 = 8 -> write 8
- 1 + 0 = 1 -> write 1
- written: 8 1 -> answer 18
- 8 + 8 = 16 -> write 6, carry 1
- 1 + 1 + 1 = 3 -> write 3
- written: 6 3 -> answer 36
- Fence cost = 36 * 3.
- 36 * 3
- 6 * 3 = 18 -> write 8, carry 1
- 3 * 3 + 1 = 10 -> write 0, carry 1
- carry 1 -> write 1
- written: 8 0 1 -> answer 108
Answer: $108


Question: Dinner costs $66.12. You add a 15% tip and pay $90.00. How much change?
Let's think step by step.
- Bill is 6612 cents.
- 10% = 661; half of that is 330; tip = 661 + 330 = 991.
- Total = 6612 + 991.
- 2 + 1 = 3 -> write 3
- 1 + 9 = 10 -> write 0, carry 1
- 6 + 9 + 1 = 16 -> write 6, carry 1
- 6 + 0 + 1 = 7 -> write 7
- written: 3 0 6 7 -> answer 7603
- Change = 9000 - 7603.
- 9000 - 7603
- ones: 0 - 3 can't, borrow -> 10 - 3 = 7, write 7
- tens: 9 - 0 = 9, write 9
- hundreds: 9 - 6 = 3, write 3
- thousands: 8 - 7 = 1, write 1
- written: 7 9 3 1 -> answer 1397
Answer: $13.97


Question: Dinner costs $56.85. You add a 15% tip and pay $80.00. How much change?
Let's think step by step.
- Bill is 5685 cents.
- 10% = 568; half of that is 284; tip = 568 + 284 = 852.
- Total = 5685 + 852.
- 5 + 2 = 7 -> write 7
- 8 + 5 = 13 -> write 3, carry 1
- 6 + 8 + 1 = 15 -> write 5, carry 1
- 5 + 0 + 1 = 6 -> write 6
- written: 7 3 5 6 -> answer 6537
- Change = 8000 - 6537.
- 8000 - 6537
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 9 - 3 = 6, write 6
- hundreds: 9 - 5 = 4, write 4
- thousands: 7 - 6 = 1, write 1
- written: 3 6 4 1 -> answer 1463
Answer: $14.63


Question: 'I have read 50 pages of this 300-page book.' 'I have read 41 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 50 + 41.
- 0 + 1 = 1 -> write 1
- 5 + 4 = 9 -> write 9
- written: 1 9 -> answer 91
- Pages left = 300 - 91.
- 300 - 91
- ones: 0 - 1 can't, borrow -> 10 - 1 = 9, write 9
- tens: 9 - 9 = 0, write 0
- hundreds: 2 - 0 = 2, write 2
- written: 9 0 2 -> answer 209
Answer: 209


Question: A garden is 12 meters by 8 meters. Fencing costs $5 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 12 + 8 + 12 + 8.
- 2 + 8 = 10 -> write 0, carry 1
- 1 + 0 + 1 = 2 -> write 2
- written: 0 2 -> answer 20
- 0 + 0 = 0 -> write 0
- 2 + 2 = 4 -> write 4
- written: 0 4 -> answer 40
- Fence cost = 40 * 5.
- 40 * 5
- 0 * 5 = 0 -> write 0
- 4 * 5 = 20 -> write 0, carry 2
- carry 2 -> write 2
- written: 0 0 2 -> answer 200
Answer: $200


Question: What is 3 gal 1 qt plus 1 gal 2 qt?
Let's think step by step.
- Add quarts: 1 + 2 = 3.
- Gallons: 3 + 1 + 0 = 4.
Answer: 4 gal 3 qt


Question: You have 28 cookies and pack them 9 per bag. How many full bags, and how many cookies are left over?
Let's think step by step.
- Keep subtracting 9 until too little remains.
- 28 - 9
- ones: 8 - 9 can't, borrow -> 18 - 9 = 9, write 9
- tens: 1 - 0 = 1, write 1
- written: 9 1 -> answer 19
- 19 - 9
- ones: 9 - 9 = 0, write 0
- tens: 1 - 0 = 1, write 1
- written: 0 1 -> answer 10
- 10 - 9
- ones: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- tens: 0 - 0 = 0, write 0
- written: 1 0 -> answer 1
- Subtracted 9 exactly 3 times; 1 left, which is less than 9.
Answer: 3 bags, 1 leftover


Question: A garden is 5 meters by 11 meters. Fencing costs $4 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 5 + 11 + 5 + 11.
- 5 + 1 = 6 -> write 6
- 0 + 1 = 1 -> write 1
- written: 6 1 -> answer 16
- 6 + 6 = 12 -> write 2, carry 1
- 1 + 1 + 1 = 3 -> write 3
- written: 2 3 -> answer 32
- Fence cost = 32 * 4.
- 32 * 4
- 2 * 4 = 8 -> write 8
- 3 * 4 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 8 2 1 -> answer 128
Answer: $128


Question: Class A collected 656 cans and class B collected 295 cans. How many more did class A collect?
Let's think step by step.
- Difference = 656 - 295.
- 656 - 295
- ones: 6 - 5 = 1, write 1
- tens: 5 - 9 can't, borrow -> 15 - 9 = 6, write 6
- hundreds: 5 - 2 = 3, write 3
- written: 1 6 3 -> answer 361
Answer: 361


Question: 'I have read 42 pages of this 300-page book.' 'I have read 83 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 42 + 83.
- 2 + 3 = 5 -> write 5
- 4 + 8 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 5 2 1 -> answer 125
- Pages left = 300 - 125.
- 300 - 125
- ones: 0 - 5 can't, borrow -> 10 - 5 = 5, write 5
- tens: 9 - 2 = 7, write 7
- hundreds: 2 - 1 = 1, write 1
- written: 5 7 1 -> answer 175
Answer: 175


Question: Class A collected 862 cans and class B collected 358 cans. How many more did class A collect?
Let's think step by step.
- Difference = 862 - 358.
- 862 - 358
- ones: 2 - 8 can't, borrow -> 12 - 8 = 4, write 4
- tens: 5 - 5 = 0, write 0
- hundreds: 8 - 3 = 5, write 5
- written: 4 0 5 -> answer 504
Answer: 504


Question: What is 6 ft 9 in plus 4 ft 5 in?
Let's think step by step.
- Add inches: 9 + 5 = 14.
- 14 inches is 1 foot 2 inches (12 inches in a foot).
- Feet: 6 + 4 + 1 = 11.
Answer: 11 ft 2 in


Question: Dinner costs $59.34. You add a 15% tip and pay $80.00. How much change?
Let's think step by step.
- Bill is 5934 cents.
- 10% = 593; half of that is 296; tip = 593 + 296 = 889.
- Total = 5934 + 889.
- 4 + 9 = 13 -> write 3, carry 1
- 3 + 8 + 1 = 12 -> write 2, carry 1
- 9 + 8 + 1 = 18 -> write 8, carry 1
- 5 + 0 + 1 = 6 -> write 6
- written: 3 2 8 6 -> answer 6823
- Change = 8000 - 6823.
- 8000 - 6823
- ones: 0 - 3 can't, borrow -> 10 - 3 = 7, write 7
- tens: 9 - 2 = 7, write 7
- hundreds: 9 - 8 = 1, write 1
- thousands: 7 - 6 = 1, write 1
- written: 7 7 1 1 -> answer 1177
Answer: $11.77


Question: What is 2 ft 2 in plus 3 ft 7 in?
Let's think step by step.
- Add inches: 2 + 7 = 9.
- Feet: 2 + 3 + 0 = 5.
Answer: 5 ft 9 in


Question: You get $20.00 allowance, spend $6.42 on lunch and $7.64 on a gift, then buy a $11.10 game. How much is left?
Let's think step by step.
- Allowance in cents: 2000. First purchase: 642.
- 2000 - 642
- ones: 0 - 2 can't, borrow -> 10 - 2 = 8, write 8
- tens: 9 - 4 = 5, write 5
- hundreds: 9 - 6 = 3, write 3
- thousands: 1 - 0 = 1, write 1
- written: 8 5 3 1 -> answer 1358
- Second purchase: 764.
- 1358 - 764
- ones: 8 - 4 = 4, write 4
- tens: 5 - 6 can't, borrow -> 15 - 6 = 9, write 9
- hundreds: 2 - 7 can't, borrow -> 12 - 7 = 5, write 5
- thousands: 0 - 0 = 0, write 0
- written: 4 9 5 0 -> answer 594
- The game costs 1110, which is more than 594.
Answer: not enough money


Question: 'I have read 52 pages of this 300-page book.' 'I have read 38 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 52 + 38.
- 2 + 8 = 10 -> write 0, carry 1
- 5 + 3 + 1 = 9 -> write 9
- written: 0 9 -> answer 90
- Pages left = 300 - 90.
- 300 - 90
- ones: 0 - 0 = 0, write 0
- tens: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- hundreds: 2 - 0 = 2, write 2
- written: 0 1 2 -> answer 210
Answer: 210


Question: Class A collected 879 cans and class B collected 278 cans. How many more did class A collect?
Let's think step by step.
- Difference = 879 - 278.
- 879 - 278
- ones: 9 - 8 = 1, write 1
- tens: 7 - 7 = 0, write 0
- hundreds: 8 - 2 = 6, write 6
- written: 1 0 6 -> answer 601
Answer: 601


Question: What is 2 ft 4 in plus 1 ft 10 in?
Let's think step by step.
- Add inches: 4 + 10 = 14.
- 14 inches is 1 foot 2 inches (12 inches in a foot).
- Feet: 2 + 1 + 1 = 4.
Answer: 4 ft 2 in


Question: Class A collected 623 cans and class B collected 281 cans. How many more did class A collect?
Let's think step by step.
- Difference = 623 - 281.
- 623 - 281
- ones: 3 - 1 = 2, write 2
- tens: 2 - 8 can't, borrow -> 12 - 8 = 4, write 4
- hundreds: 5 - 2 = 3, write 3
- written: 2 4 3 -> answer 342
Answer: 342


Question: Class A collected 603 cans and class B collected 579 cans. How many more did class A collect?
Let's think step by step.
- Difference = 603 - 579.
- 603 - 579
- ones: 3 - 9 can't, borrow -> 13 - 9 = 4, write 4
- tens: 9 - 7 = 2, write 2
- hundreds: 5 - 5 = 0, write 0
- written: 4 2 0 -> answer 24
Answer: 24


Question: Class A collected 309 cans and class B collected 257 cans. How many more did class A collect?
Let's think step by step.
- Difference = 309 - 257.
- 309 - 257
- ones: 9 - 7 = 2, write 2
- tens: 0 - 5 can't, borrow -> 10 - 5 = 5, write 5
- hundreds: 2 - 2 = 0, write 0
- written: 2 5 0 -> answer 52
Answer: 52


Question: A car drives 48 miles per hour for 4 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 48 * 4.
- 48 * 4
- 8 * 4 = 32 -> write 2, carry 3
- 4 * 4 + 3 = 19 -> write 9, carry 1
- carry 1 -> write 1
- written: 2 9 1 -> answer 192
Answer: 192 miles


Question: Dinner costs $67.39. You add a 10% tip and pay $90.00. How much change?
Let's think step by step.
- Bill is 6739 cents.
- 10% tip = 6739 / 10 = 673.
- Total = 6739 + 673.
- 9 + 3 = 12 -> write 2, carry 1
- 3 + 7 + 1 = 11 -> write 1, carry 1
- 7 + 6 + 1 = 14 -> write 4, carry 1
- 6 + 0 + 1 = 7 -> write 7
- written: 2 1 4 7 -> answer 7412
- Change = 9000 - 7412.
- 9000 - 7412
- ones: 0 - 2 can't, borrow -> 10 - 2 = 8, write 8
- tens: 9 - 1 = 8, write 8
- hundreds: 9 - 4 = 5, write 5
- thousands: 8 - 7 = 1, write 1
- written: 8 8 5 1 -> answer 1588
Answer: $15.88


Question: A bus leaves at 9:06. The ride takes 38 minutes and the walk home takes 6 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 38 + 6.
- 8 + 6 = 14 -> write 4, carry 1
- 3 + 0 + 1 = 4 -> write 4
- written: 4 4 -> answer 44
- Leave at 9:06. Add 44 minutes: 6 + 44 = 50 minutes.
Answer: 9:50


Question: You have 23 cookies and pack them 5 per bag. How many full bags, and how many cookies are left over?
Let's think step by step.
- Keep subtracting 5 until too little remains.
- 23 - 5
- ones: 3 - 5 can't, borrow -> 13 - 5 = 8, write 8
- tens: 1 - 0 = 1, write 1
- written: 8 1 -> answer 18
- 18 - 5
- ones: 8 - 5 = 3, write 3
- tens: 1 - 0 = 1, write 1
- written: 3 1 -> answer 13
- 13 - 5
- ones: 3 - 5 can't, borrow -> 13 - 5 = 8, write 8
- tens: 0 - 0 = 0, write 0
- written: 8 0 -> answer 8
- 8 - 5
- ones: 8 - 5 = 3, write 3
- written: 3 -> answer 3
- Subtracted 5 exactly 4 times; 3 left, which is less than 5.
Answer: 4 bags, 3 leftover


Question: A car drives 56 miles per hour for 2 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 56 * 2.
- 56 * 2
- 6 * 2 = 12 -> write 2, carry 1
- 5 * 2 + 1 = 11 -> write 1, carry 1
- carry 1 -> write 1
- written: 2 1 1 -> answer 112
Answer: 112 miles


Question: If 4 shirts cost 16 dollars, how much do 3 shirts cost?
Let's think step by step.
- 4 cost 16 dollars, so 1 costs 4 dollars.
- 3 * 4
- 3 * 4 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 2 1 -> answer 12
Answer: 12 dollars


Question: Dinner costs $87.81. You add a 15% tip and pay $120.00. How much change?
Let's think step by step.
- Bill is 8781 cents.
- 10% = 878; half of that is 439; tip = 878 + 439 = 1317.
- Total = 8781 + 1317.
- 1 + 7 = 8 -> write 8
- 8 + 1 = 9 -> write 9
- 7 + 3 = 10 -> write 0, carry 1
- 8 + 1 + 1 = 10 -> write 0, carry 1
- carry 1 -> write 1
- written: 8 9 0 0 1 -> answer 10098
- Change = 12000 - 10098.
- 12000 - 10098
- ones: 0 - 8 can't, borrow -> 10 - 8 = 2, write 2
- tens: 9 - 9 = 0, write 0
- hundreds: 9 - 0 = 9, write 9
- thousands: 1 - 0 = 1, write 1
- ten-thousands: 1 - 1 = 0, write 0
- written: 2 0 9 1 0 -> answer 1902
Answer: $19.02


Question: What is 6 ft 5 in plus 1 ft 10 in?
Let's think step by step.
- Add inches: 5 + 10 = 15.
- 15 inches is 1 foot 3 inches (12 inches in a foot).
- Feet: 6 + 1 + 1 = 8.
Answer: 8 ft 3 in


Question: Class A collected 847 cans and class B collected 705 cans. How many more did class A collect?
Let's think step by step.
- Difference = 847 - 705.
- 847 - 705
- ones: 7 - 5 = 2, write 2
- tens: 4 - 0 = 4, write 4
- hundreds: 8 - 7 = 1, write 1
- written: 2 4 1 -> answer 142
Answer: 142


Question: A bus leaves at 8:34. The ride takes 21 minutes and the walk home takes 9 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 21 + 9.
- 1 + 9 = 10 -> write 0, carry 1
- 2 + 0 + 1 = 3 -> write 3
- written: 0 3 -> answer 30
- Leave at 8:34. Add 30 minutes: 34 + 30 = 64 minutes.
- 64 is more than 60, so subtract 60: 64 - 60 = 4, and add 1 hour: 8 + 1 = 9.
Answer: 9:04


Question: What is 2 ft 7 in plus 2 ft 11 in?
Let's think step by step.
- Add inches: 7 + 11 = 18.
- 18 inches is 1 foot 6 inches (12 inches in a foot).
- Feet: 2 + 2 + 1 = 5.
Answer: 5 ft 6 in


Question: A car drives 68 miles per hour for 5 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 68 * 5.
- 68 * 5
- 8 * 5 = 40 -> write 0, carry 4
- 6 * 5 + 4 = 34 -> write 4, carry 3
- carry 3 -> write 3
- written: 0 4 3 -> answer 340
Answer: 340 miles


Question: Class A collected 883 cans and class B collected 221 cans. How many more did class A collect?
Let's think step by step.
- Difference = 883 - 221.
- 883 - 221
- ones: 3 - 1 = 2, write 2
- tens: 8 - 2 = 6, write 6
- hundreds: 8 - 2 = 6, write 6
- written: 2 6 6 -> answer 662
Answer: 662


Question: Class A collected 864 cans and class B collected 367 cans. How many more did class A collect?
Let's think step by step.
- Difference = 864 - 367.
- 864 - 367
- ones: 4 - 7 can't, borrow -> 14 - 7 = 7, write 7
- tens: 5 - 6 can't, borrow -> 15 - 6 = 9, write 9
- hundreds: 7 - 3 = 4, write 4
- written: 7 9 4 -> answer 497
Answer: 497


Question: 'I have read 20 pages of this 350-page book.' 'I have read 24 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 20 + 24.
- 0 + 4 = 4 -> write 4
- 2 + 2 = 4 -> write 4
- written: 4 4 -> answer 44
- Pages left = 350 - 44.
- 350 - 44
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 4 - 4 = 0, write 0
- hundreds: 3 - 0 = 3, write 3
- written: 6 0 3 -> answer 306
Answer: 306


Question: What is 3 ft 5 in plus 3 ft 1 in?
Let's think step by step.
- Add inches: 5 + 1 = 6.
- Feet: 3 + 3 + 0 = 6.
Answer: 6 ft 6 in


Question: If 2 shirts cost 6 dollars, how much do 4 shirts cost?
Let's think step by step.
- 2 cost 6 dollars, so 1 costs 3 dollars.
- 4 * 3
- 4 * 3 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 2 1 -> answer 12
Answer: 12 dollars


Question: If 2 shirts cost 14 dollars, how much do 3 shirts cost?
Let's think step by step.
- 2 cost 14 dollars, so 1 costs 7 dollars.
- 3 * 7
- 3 * 7 = 21 -> write 1, carry 2
- carry 2 -> write 2
- written: 1 2 -> answer 21
Answer: 21 dollars


Question: A bus leaves at 9:41. The ride takes 29 minutes and the walk home takes 13 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 29 + 13.
- 9 + 3 = 12 -> write 2, carry 1
- 2 + 1 + 1 = 4 -> write 4
- written: 2 4 -> answer 42
- Leave at 9:41. Add 42 minutes: 41 + 42 = 83 minutes.
- 83 is more than 60, so subtract 60: 83 - 60 = 23, and add 1 hour: 9 + 1 = 10.
Answer: 10:23


Question: 'I have read 43 pages of this 200-page book.' 'I have read 37 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 43 + 37.
- 3 + 7 = 10 -> write 0, carry 1
- 4 + 3 + 1 = 8 -> write 8
- written: 0 8 -> answer 80
- Pages left = 200 - 80.
- 200 - 80
- ones: 0 - 0 = 0, write 0
- tens: 0 - 8 can't, borrow -> 10 - 8 = 2, write 2
- hundreds: 1 - 0 = 1, write 1
- written: 0 2 1 -> answer 120
Answer: 120


Question: If 4 shirts cost 20 dollars, how much do 5 shirts cost?
Let's think step by step.
- 4 cost 20 dollars, so 1 costs 5 dollars.
- 5 * 5
- 5 * 5 = 25 -> write 5, carry 2
- carry 2 -> write 2
- written: 5 2 -> answer 25
Answer: 25 dollars


Question: Class A collected 841 cans and class B collected 516 cans. How many more did class A collect?
Let's think step by step.
- Difference = 841 - 516.
- 841 - 516
- ones: 1 - 6 can't, borrow -> 11 - 6 = 5, write 5
- tens: 3 - 1 = 2, write 2
- hundreds: 8 - 5 = 3, write 3
- written: 5 2 3 -> answer 325
Answer: 325


Question: Dinner costs $66.41. You add a 15% tip and pay $90.00. How much change?
Let's think step by step.
- Bill is 6641 cents.
- 10% = 664; half of that is 332; tip = 664 + 332 = 996.
- Total = 6641 + 996.
- 1 + 6 = 7 -> write 7
- 4 + 9 = 13 -> write 3, carry 1
- 6 + 9 + 1 = 16 -> write 6, carry 1
- 6 + 0 + 1 = 7 -> write 7
- written: 7 3 6 7 -> answer 7637
- Change = 9000 - 7637.
- 9000 - 7637
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 9 - 3 = 6, write 6
- hundreds: 9 - 6 = 3, write 3
- thousands: 8 - 7 = 1, write 1
- written: 3 6 3 1 -> answer 1363
Answer: $13.63


Question: Class A collected 624 cans and class B collected 408 cans. How many more did class A collect?
Let's think step by step.
- Difference = 624 - 408.
- 624 - 408
- ones: 4 - 8 can't, borrow -> 14 - 8 = 6, write 6
- tens: 1 - 0 = 1, write 1
- hundreds: 6 - 4 = 2, write 2
- written: 6 1 2 -> answer 216
Answer: 216


Question: You get $20.00 allowance, spend $6.20 on lunch and $7.33 on a gift, then buy a $13.75 game. How much is left?
Let's think step by step.
- Allowance in cents: 2000. First purchase: 620.
- 2000 - 620
- ones: 0 - 0 = 0, write 0
- tens: 0 - 2 can't, borrow -> 10 - 2 = 8, write 8
- hundreds: 9 - 6 = 3, write 3
- thousands: 1 - 0 = 1, write 1
- written: 0 8 3 1 -> answer 1380
- Second purchase: 733.
- 1380 - 733
- ones: 0 - 3 can't, borrow -> 10 - 3 = 7, write 7
- tens: 7 - 3 = 4, write 4
- hundreds: 3 - 7 can't, borrow -> 13 - 7 = 6, write 6
- thousands: 0 - 0 = 0, write 0
- written: 7 4 6 0 -> answer 647
- The game costs 1375, which is more than 647.
Answer: not enough money


Question: Class A collected 676 cans and class B collected 151 cans. How many more did class A collect?
Let's think step by step.
- Difference = 676 - 151.
- 676 - 151
- ones: 6 - 1 = 5, write 5
- tens: 7 - 5 = 2, write 2
- hundreds: 6 - 1 = 5, write 5
- written: 5 2 5 -> answer 525
Answer: 525


Question: Dinner costs $45.96. You add a 15% tip and pay $70.00. How much change?
Let's think step by step.
- Bill is 4596 cents.
- 10% = 459; half of that is 229; tip = 459 + 229 = 688.
- Total = 4596 + 688.
- 6 + 8 = 14 -> write 4, carry 1
- 9 + 8 + 1 = 18 -> write 8, carry 1
- 5 + 6 + 1 = 12 -> write 2, carry 1
- 4 + 0 + 1 = 5 -> write 5
- written: 4 8 2 5 -> answer 5284
- Change = 7000 - 5284.
- 7000 - 5284
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 9 - 8 = 1, write 1
- hundreds: 9 - 2 = 7, write 7
- thousands: 6 - 5 = 1, write 1
- written: 6 1 7 1 -> answer 1716
Answer: $17.16


Question: A bus leaves at 9:41. The ride takes 31 minutes and the walk home takes 13 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 31 + 13.
- 1 + 3 = 4 -> write 4
- 3 + 1 = 4 -> write 4
- written: 4 4 -> answer 44
- Leave at 9:41. Add 44 minutes: 41 + 44 = 85 minutes.
- 85 is more than 60, so subtract 60: 85 - 60 = 25, and add 1 hour: 9 + 1 = 10.
Answer: 10:25


Question: Class A collected 381 cans and class B collected 223 cans. How many more did class A collect?
Let's think step by step.
- Difference = 381 - 223.
- 381 - 223
- ones: 1 - 3 can't, borrow -> 11 - 3 = 8, write 8
- tens: 7 - 2 = 5, write 5
- hundreds: 3 - 2 = 1, write 1
- written: 8 5 1 -> answer 158
Answer: 158


Question: Class A collected 652 cans and class B collected 435 cans. How many more did class A collect?
Let's think step by step.
- Difference = 652 - 435.
- 652 - 435
- ones: 2 - 5 can't, borrow -> 12 - 5 = 7, write 7
- tens: 4 - 3 = 1, write 1
- hundreds: 6 - 4 = 2, write 2
- written: 7 1 2 -> answer 217
Answer: 217


Question: What is 6 ft 10 in plus 4 ft 9 in?
Let's think step by step.
- Add inches: 10 + 9 = 19.
- 19 inches is 1 foot 7 inches (12 inches in a foot).
- Feet: 6 + 4 + 1 = 11.
Answer: 11 ft 7 in


Question: 'I have read 29 pages of this 200-page book.' 'I have read 53 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 29 + 53.
- 9 + 3 = 12 -> write 2, carry 1
- 2 + 5 + 1 = 8 -> write 8
- written: 2 8 -> answer 82
- Pages left = 200 - 82.
- 200 - 82
- ones: 0 - 2 can't, borrow -> 10 - 2 = 8, write 8
- tens: 9 - 8 = 1, write 1
- hundreds: 1 - 0 = 1, write 1
- written: 8 1 1 -> answer 118
Answer: 118


Question: A bus leaves at 9:34. The ride takes 35 minutes and the walk home takes 5 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 35 + 5.
- 5 + 5 = 10 -> write 0, carry 1
- 3 + 0 + 1 = 4 -> write 4
- written: 0 4 -> answer 40
- Leave at 9:34. Add 40 minutes: 34 + 40 = 74 minutes.
- 74 is more than 60, so subtract 60: 74 - 60 = 14, and add 1 hour: 9 + 1 = 10.
Answer: 10:14


Question: Dinner costs $36.21. You add a 10% tip and pay $50.00. How much change?
Let's think step by step.
- Bill is 3621 cents.
- 10% tip = 3621 / 10 = 362.
- Total = 3621 + 362.
- 1 + 2 = 3 -> write 3
- 2 + 6 = 8 -> write 8
- 6 + 3 = 9 -> write 9
- 3 + 0 = 3 -> write 3
- written: 3 8 9 3 -> answer 3983
- Change = 5000 - 3983.
- 5000 - 3983
- ones: 0 - 3 can't, borrow -> 10 - 3 = 7, write 7
- tens: 9 - 8 = 1, write 1
- hundreds: 9 - 9 = 0, write 0
- thousands: 4 - 3 = 1, write 1
- written: 7 1 0 1 -> answer 1017
Answer: $10.17


Question: 'I have read 36 pages of this 250-page book.' 'I have read 34 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 36 + 34.
- 6 + 4 = 10 -> write 0, carry 1
- 3 + 3 + 1 = 7 -> write 7
- written: 0 7 -> answer 70
- Pages left = 250 - 70.
- 250 - 70
- ones: 0 - 0 = 0, write 0
- tens: 5 - 7 can't, borrow -> 15 - 7 = 8, write 8
- hundreds: 1 - 0 = 1, write 1
- written: 0 8 1 -> answer 180
Answer: 180


Question: You get $20.00 allowance, spend $10.70 on lunch and $5.44 on a gift, then buy a $13.37 game. How much is left?
Let's think step by step.
- Allowance in cents: 2000. First purchase: 1070.
- 2000 - 1070
- ones: 0 - 0 = 0, write 0
- tens: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- hundreds: 9 - 0 = 9, write 9
- thousands: 1 - 1 = 0, write 0
- written: 0 3 9 0 -> answer 930
- Second purchase: 544.
- 930 - 544
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 2 - 4 can't, borrow -> 12 - 4 = 8, write 8
- hundreds: 8 - 5 = 3, write 3
- written: 6 8 3 -> answer 386
- The game costs 1337, which is more than 386.
Answer: not enough money


Question: Class A collected 556 cans and class B collected 139 cans. How many more did class A collect?
Let's think step by step.
- Difference = 556 - 139.
- 556 - 139
- ones: 6 - 9 can't, borrow -> 16 - 9 = 7, write 7
- tens: 4 - 3 = 1, write 1
- hundreds: 5 - 1 = 4, write 4
- written: 7 1 4 -> answer 417
Answer: 417


Question: If 2 shirts cost 6 dollars, how much do 3 shirts cost?
Let's think step by step.
- 2 cost 6 dollars, so 1 costs 3 dollars.
- 3 * 3
- 3 * 3 = 9 -> write 9
- written: 9 -> answer 9
Answer: 9 dollars


Question: A car drives 57 miles per hour for 2 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 57 * 2.
- 57 * 2
- 7 * 2 = 14 -> write 4, carry 1
- 5 * 2 + 1 = 11 -> write 1, carry 1
- carry 1 -> write 1
- written: 4 1 1 -> answer 114
Answer: 114 miles


Question: Class A collected 584 cans and class B collected 573 cans. How many more did class A collect?
Let's think step by step.
- Difference = 584 - 573.
- 584 - 573
- ones: 4 - 3 = 1, write 1
- tens: 8 - 7 = 1, write 1
- hundreds: 5 - 5 = 0, write 0
- written: 1 1 0 -> answer 11
Answer: 11


Question: A bus leaves at 8:09. The ride takes 24 minutes and the walk home takes 14 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 24 + 14.
- 4 + 4 = 8 -> write 8
- 2 + 1 = 3 -> write 3
- written: 8 3 -> answer 38
- Leave at 8:09. Add 38 minutes: 9 + 38 = 47 minutes.
Answer: 8:47


Question: What is 4 gal 2 qt plus 2 gal 3 qt?
Let's think step by step.
- Add quarts: 2 + 3 = 5.
- 5 quarts is 1 gallon 1 quarts (4 quarts in a gallon).
- Gallons: 4 + 2 + 1 = 7.
Answer: 7 gal 1 qt


Question: Class A collected 541 cans and class B collected 398 cans. How many more did class A collect?
Let's think step by step.
- Difference = 541 - 398.
- 541 - 398
- ones: 1 - 8 can't, borrow -> 11 - 8 = 3, write 3
- tens: 3 - 9 can't, borrow -> 13 - 9 = 4, write 4
- hundreds: 4 - 3 = 1, write 1
- written: 3 4 1 -> answer 143
Answer: 143


Question: What is 2 ft 1 in plus 2 ft 7 in?
Let's think step by step.
- Add inches: 1 + 7 = 8.
- Feet: 2 + 2 + 0 = 4.
Answer: 4 ft 8 in


Question: You get $20.00 allowance, spend $12.26 on lunch and $2.97 on a gift, then buy a $19.06 game. How much is left?
Let's think step by step.
- Allowance in cents: 2000. First purchase: 1226.
- 2000 - 1226
- ones: 0 - 6 can't, borrow -> 10 - 6 = 4, write 4
- tens: 9 - 2 = 7, write 7
- hundreds: 9 - 2 = 7, write 7
- thousands: 1 - 1 = 0, write 0
- written: 4 7 7 0 -> answer 774
- Second purchase: 297.
- 774 - 297
- ones: 4 - 7 can't, borrow -> 14 - 7 = 7, write 7
- tens: 6 - 9 can't, borrow -> 16 - 9 = 7, write 7
- hundreds: 6 - 2 = 4, write 4
- written: 7 7 4 -> answer 477
- The game costs 1906, which is more than 477.
Answer: not enough money


Question: If 3 shirts cost 21 dollars, how much do 8 shirts cost?
Let's think step by step.
- 3 cost 21 dollars, so 1 costs 7 dollars.
- 8 * 7
- 8 * 7 = 56 -> write 6, carry 5
- carry 5 -> write 5
- written: 6 5 -> answer 56
Answer: 56 dollars


Question: 'I have read 68 pages of this 350-page book.' 'I have read 41 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 68 + 41.
- 8 + 1 = 9 -> write 9
- 6 + 4 = 10 -> write 0, carry 1
- carry 1 -> write 1
- written: 9 0 1 -> answer 109
- Pages left = 350 - 109.
- 350 - 109
- ones: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- tens: 4 - 0 = 4, write 4
- hundreds: 3 - 1 = 2, write 2
- written: 1 4 2 -> answer 241
Answer: 241


Question: A garden is 9 meters by 12 meters. Fencing costs $5 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 9 + 12 + 9 + 12.
- 9 + 2 = 11 -> write 1, carry 1
- 0 + 1 + 1 = 2 -> write 2
- written: 1 2 -> answer 21
- 1 + 1 = 2 -> write 2
- 2 + 2 = 4 -> write 4
- written: 2 4 -> answer 42
- Fence cost = 42 * 5.
- 42 * 5
- 2 * 5 = 10 -> write 0, carry 1
- 4 * 5 + 1 = 21 -> write 1, carry 2
- carry 2 -> write 2
- written: 0 1 2 -> answer 210
Answer: $210