Question: You have 31 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.
- 31 - 8
- ones: 1 - 8 can't, borrow -> 11 - 8 = 3, write 3
- tens: 2 - 0 = 2, write 2
- written: 3 2 -> answer 23
- 23 - 8
- ones: 3 - 8 can't, borrow -> 13 - 8 = 5, write 5
- tens: 1 - 0 = 1, write 1
- written: 5 1 -> answer 15
- 15 - 8
- ones: 5 - 8 can't, borrow -> 15 - 8 = 7, write 7
- tens: 0 - 0 = 0, write 0
- written: 7 0 -> answer 7
- Subtracted 8 exactly 3 times; 7 left, which is less than 8.
Answer: 3 bags, 7 leftover


Question: You have 30 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.
- 30 - 8
- ones: 0 - 8 can't, borrow -> 10 - 8 = 2, write 2
- tens: 2 - 0 = 2, write 2
- written: 2 2 -> answer 22
- 22 - 8
- ones: 2 - 8 can't, borrow -> 12 - 8 = 4, write 4
- tens: 1 - 0 = 1, write 1
- written: 4 1 -> answer 14
- 14 - 8
- ones: 4 - 8 can't, borrow -> 14 - 8 = 6, write 6
- tens: 0 - 0 = 0, write 0
- written: 6 0 -> answer 6
- Subtracted 8 exactly 3 times; 6 left, which is less than 8.
Answer: 3 bags, 6 leftover


Question: A bus leaves at 8:38. The ride takes 20 minutes and the walk home takes 12 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 20 + 12.
- 0 + 2 = 2 -> write 2
- 2 + 1 = 3 -> write 3
- written: 2 3 -> answer 32
- Leave at 8:38. Add 32 minutes: 38 + 32 = 70 minutes.
- 70 is more than 60, so subtract 60: 70 - 60 = 10, and add 1 hour: 8 + 1 = 9.
Answer: 9:10


Question: A car drives 54 miles per hour for 3 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 54 * 3.
- 54 * 3
- 4 * 3 = 12 -> write 2, carry 1
- 5 * 3 + 1 = 16 -> write 6, carry 1
- carry 1 -> write 1
- written: 2 6 1 -> answer 162
Answer: 162 miles


Question: A bus leaves at 9:31. 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 9:31. Add 35 minutes: 31 + 35 = 66 minutes.
- 66 is more than 60, so subtract 60: 66 - 60 = 6, and add 1 hour: 9 + 1 = 10.
Answer: 10:06


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


Question: 'I have read 49 pages of this 300-page book.' 'I have read 85 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 49 + 85.
- 9 + 5 = 14 -> write 4, carry 1
- 4 + 8 + 1 = 13 -> write 3, carry 1
- carry 1 -> write 1
- written: 4 3 1 -> answer 134
- Pages left = 300 - 134.
- 300 - 134
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 9 - 3 = 6, write 6
- hundreds: 2 - 1 = 1, write 1
- written: 6 6 1 -> answer 166
Answer: 166


Question: What is 3 gal 2 qt plus 1 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: 3 + 1 + 1 = 5.
Answer: 5 gal 1 qt


Question: Dinner costs $47.24. You add a 10% tip and pay $70.00. How much change?
Let's think step by step.
- Bill is 4724 cents.
- 10% tip = 4724 / 10 = 472.
- Total = 4724 + 472.
- 4 + 2 = 6 -> write 6
- 2 + 7 = 9 -> write 9
- 7 + 4 = 11 -> write 1, carry 1
- 4 + 0 + 1 = 5 -> write 5
- written: 6 9 1 5 -> answer 5196
- Change = 7000 - 5196.
- 7000 - 5196
- ones: 0 - 6 can't, borrow -> 10 - 6 = 4, write 4
- tens: 9 - 9 = 0, write 0
- hundreds: 9 - 1 = 8, write 8
- thousands: 6 - 5 = 1, write 1
- written: 4 0 8 1 -> answer 1804
Answer: $18.04


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


Question: 'I have read 82 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 = 82 + 42.
- 2 + 2 = 4 -> write 4
- 8 + 4 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 4 2 1 -> answer 124
- Pages left = 250 - 124.
- 250 - 124
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 4 - 2 = 2, write 2
- hundreds: 2 - 1 = 1, write 1
- written: 6 2 1 -> answer 126
Answer: 126


Question: You have 37 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.
- 37 - 8
- ones: 7 - 8 can't, borrow -> 17 - 8 = 9, write 9
- tens: 2 - 0 = 2, write 2
- written: 9 2 -> answer 29
- 29 - 8
- ones: 9 - 8 = 1, write 1
- tens: 2 - 0 = 2, write 2
- written: 1 2 -> answer 21
- 21 - 8
- ones: 1 - 8 can't, borrow -> 11 - 8 = 3, write 3
- tens: 1 - 0 = 1, write 1
- written: 3 1 -> answer 13
- 13 - 8
- ones: 3 - 8 can't, borrow -> 13 - 8 = 5, write 5
- tens: 0 - 0 = 0, write 0
- written: 5 0 -> answer 5
- Subtracted 8 exactly 4 times; 5 left, which is less than 8.
Answer: 4 bags, 5 leftover


Question: Dinner costs $21.60. You add a 10% tip and pay $40.00. How much change?
Let's think step by step.
- Bill is 2160 cents.
- 10% tip = 2160 / 10 = 216.
- Total = 2160 + 216.
- 0 + 6 = 6 -> write 6
- 6 + 1 = 7 -> write 7
- 1 + 2 = 3 -> write 3
- 2 + 0 = 2 -> write 2
- written: 6 7 3 2 -> answer 2376
- Change = 4000 - 2376.
- 4000 - 2376
- ones: 0 - 6 can't, borrow -> 10 - 6 = 4, write 4
- tens: 9 - 7 = 2, write 2
- hundreds: 9 - 3 = 6, write 6
- thousands: 3 - 2 = 1, write 1
- written: 4 2 6 1 -> answer 1624
Answer: $16.24


Question: A recipe for 4 people uses 2 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
Answer: 4 cups


Question: A bus leaves at 10:16. The ride takes 20 minutes and the walk home takes 14 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 20 + 14.
- 0 + 4 = 4 -> write 4
- 2 + 1 = 3 -> write 3
- written: 4 3 -> answer 34
- Leave at 10:16. Add 34 minutes: 16 + 34 = 50 minutes.
Answer: 10:50


Question: A car drives 66 miles per hour for 4 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 66 * 4.
- 66 * 4
- 6 * 4 = 24 -> write 4, carry 2
- 6 * 4 + 2 = 26 -> write 6, carry 2
- carry 2 -> write 2
- written: 4 6 2 -> answer 264
Answer: 264 miles


Question: If 2 shirts cost 10 dollars, how much do 7 shirts cost?
Let's think step by step.
- 2 cost 10 dollars, so 1 costs 5 dollars.
- 7 * 5
- 7 * 5 = 35 -> write 5, carry 3
- carry 3 -> write 3
- written: 5 3 -> answer 35
Answer: 35 dollars


Question: A car drives 51 miles per hour for 5 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 51 * 5.
- 51 * 5
- 1 * 5 = 5 -> write 5
- 5 * 5 = 25 -> write 5, carry 2
- carry 2 -> write 2
- written: 5 5 2 -> answer 255
Answer: 255 miles


Question: If 4 shirts cost 36 dollars, how much do 4 shirts cost?
Let's think step by step.
- 4 cost 36 dollars, so 1 costs 9 dollars.
- 4 * 9
- 4 * 9 = 36 -> write 6, carry 3
- carry 3 -> write 3
- written: 6 3 -> answer 36
Answer: 36 dollars


Question: What is 3 ft 5 in plus 2 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: 3 + 2 + 1 = 6.
Answer: 6 ft 3 in


Question: A bus leaves at 8:10. The ride takes 40 minutes and the walk home takes 13 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 40 + 13.
- 0 + 3 = 3 -> write 3
- 4 + 1 = 5 -> write 5
- written: 3 5 -> answer 53
- Leave at 8:10. Add 53 minutes: 10 + 53 = 63 minutes.
- 63 is more than 60, so subtract 60: 63 - 60 = 3, and add 1 hour: 8 + 1 = 9.
Answer: 9:03


Question: A bus leaves at 10:30. The ride takes 39 minutes and the walk home takes 6 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 39 + 6.
- 9 + 6 = 15 -> write 5, carry 1
- 3 + 0 + 1 = 4 -> write 4
- written: 5 4 -> answer 45
- Leave at 10:30. Add 45 minutes: 30 + 45 = 75 minutes.
- 75 is more than 60, so subtract 60: 75 - 60 = 15, and add 1 hour: 10 + 1 = 11.
Answer: 11:15


Question: What is 2 ft 1 in plus 3 ft 4 in?
Let's think step by step.
- Add inches: 1 + 4 = 5.
- Feet: 2 + 3 + 0 = 5.
Answer: 5 ft 5 in


Question: A garden is 11 meters by 9 meters. Fencing costs $5 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 11 + 9 + 11 + 9.
- 1 + 9 = 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: If 3 shirts cost 27 dollars, how much do 7 shirts cost?
Let's think step by step.
- 3 cost 27 dollars, so 1 costs 9 dollars.
- 7 * 9
- 7 * 9 = 63 -> write 3, carry 6
- carry 6 -> write 6
- written: 3 6 -> answer 63
Answer: 63 dollars


Question: A recipe for 2 people uses 3.5 cups of flour. You need to serve 4 people. How much flour?
Let's think step by step.
- The recipe serves 2; you need 4 servings, so multiply by 2.
- 3 * 2
- 3 * 2 = 6 -> write 6
- written: 6 -> answer 6
- Plus the half cup, also multiplied: 0.5 * 2 = 1 cups, total 6.5 cups.
Answer: 6.5 cups


Question: Class A collected 769 cans and class B collected 730 cans. How many more did class A collect?
Let's think step by step.
- Difference = 769 - 730.
- 769 - 730
- ones: 9 - 0 = 9, write 9
- tens: 6 - 3 = 3, write 3
- hundreds: 7 - 7 = 0, write 0
- written: 9 3 0 -> answer 39
Answer: 39


Question: If 3 shirts cost 9 dollars, how much do 4 shirts cost?
Let's think step by step.
- 3 cost 9 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: A bus leaves at 7:04. The ride takes 28 minutes and the walk home takes 11 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 28 + 11.
- 8 + 1 = 9 -> write 9
- 2 + 1 = 3 -> write 3
- written: 9 3 -> answer 39
- Leave at 7:04. Add 39 minutes: 4 + 39 = 43 minutes.
Answer: 7:43


Question: You have 22 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.
- 22 - 5
- ones: 2 - 5 can't, borrow -> 12 - 5 = 7, write 7
- tens: 1 - 0 = 1, write 1
- written: 7 1 -> answer 17
- 17 - 5
- ones: 7 - 5 = 2, write 2
- tens: 1 - 0 = 1, write 1
- written: 2 1 -> answer 12
- 12 - 5
- ones: 2 - 5 can't, borrow -> 12 - 5 = 7, write 7
- tens: 0 - 0 = 0, write 0
- written: 7 0 -> answer 7
- 7 - 5
- ones: 7 - 5 = 2, write 2
- written: 2 -> answer 2
- Subtracted 5 exactly 4 times; 2 left, which is less than 5.
Answer: 4 bags, 2 leftover


Question: Dinner costs $50.21. You add a 10% tip and pay $70.00. How much change?
Let's think step by step.
- Bill is 5021 cents.
- 10% tip = 5021 / 10 = 502.
- Total = 5021 + 502.
- 1 + 2 = 3 -> write 3
- 2 + 0 = 2 -> write 2
- 0 + 5 = 5 -> write 5
- 5 + 0 = 5 -> write 5
- written: 3 2 5 5 -> answer 5523
- Change = 7000 - 5523.
- 7000 - 5523
- ones: 0 - 3 can't, borrow -> 10 - 3 = 7, write 7
- tens: 9 - 2 = 7, write 7
- hundreds: 9 - 5 = 4, write 4
- thousands: 6 - 5 = 1, write 1
- written: 7 7 4 1 -> answer 1477
Answer: $14.77


Question: A car drives 61 miles per hour for 3 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 61 * 3.
- 61 * 3
- 1 * 3 = 3 -> write 3
- 6 * 3 = 18 -> write 8, carry 1
- carry 1 -> write 1
- written: 3 8 1 -> answer 183
Answer: 183 miles


Question: Dinner costs $22.74. You add a 10% tip and pay $40.00. How much change?
Let's think step by step.
- Bill is 2274 cents.
- 10% tip = 2274 / 10 = 227.
- Total = 2274 + 227.
- 4 + 7 = 11 -> write 1, carry 1
- 7 + 2 + 1 = 10 -> write 0, carry 1
- 2 + 2 + 1 = 5 -> write 5
- 2 + 0 = 2 -> write 2
- written: 1 0 5 2 -> answer 2501
- Change = 4000 - 2501.
- 4000 - 2501
- ones: 0 - 1 can't, borrow -> 10 - 1 = 9, write 9
- tens: 9 - 0 = 9, write 9
- hundreds: 9 - 5 = 4, write 4
- thousands: 3 - 2 = 1, write 1
- written: 9 9 4 1 -> answer 1499
Answer: $14.99


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


Question: A garden is 9 meters by 10 meters. Fencing costs $3 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 9 + 10 + 9 + 10.
- 9 + 0 = 9 -> write 9
- 0 + 1 = 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 * 3.
- 38 * 3
- 8 * 3 = 24 -> write 4, carry 2
- 3 * 3 + 2 = 11 -> write 1, carry 1
- carry 1 -> write 1
- written: 4 1 1 -> answer 114
Answer: $114


Question: A car drives 63 miles per hour for 2 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 63 * 2.
- 63 * 2
- 3 * 2 = 6 -> write 6
- 6 * 2 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 6 2 1 -> answer 126
Answer: 126 miles


Question: 'I have read 63 pages of this 200-page book.' 'I have read 65 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 63 + 65.
- 3 + 5 = 8 -> write 8
- 6 + 6 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 8 2 1 -> answer 128
- Pages left = 200 - 128.
- 200 - 128
- ones: 0 - 8 can't, borrow -> 10 - 8 = 2, write 2
- tens: 9 - 2 = 7, write 7
- hundreds: 1 - 1 = 0, write 0
- written: 2 7 0 -> answer 72
Answer: 72


Question: You have 21 cookies and pack them 6 per bag. How many full bags, and how many cookies are left over?
Let's think step by step.
- Keep subtracting 6 until too little remains.
- 21 - 6
- ones: 1 - 6 can't, borrow -> 11 - 6 = 5, write 5
- tens: 1 - 0 = 1, write 1
- written: 5 1 -> answer 15
- 15 - 6
- ones: 5 - 6 can't, borrow -> 15 - 6 = 9, write 9
- tens: 0 - 0 = 0, write 0
- written: 9 0 -> answer 9
- 9 - 6
- ones: 9 - 6 = 3, write 3
- written: 3 -> answer 3
- Subtracted 6 exactly 3 times; 3 left, which is less than 6.
Answer: 3 bags, 3 leftover


Question: A bus leaves at 7:31. The ride takes 39 minutes and the walk home takes 15 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 39 + 15.
- 9 + 5 = 14 -> write 4, carry 1
- 3 + 1 + 1 = 5 -> write 5
- written: 4 5 -> answer 54
- Leave at 7:31. Add 54 minutes: 31 + 54 = 85 minutes.
- 85 is more than 60, so subtract 60: 85 - 60 = 25, and add 1 hour: 7 + 1 = 8.
Answer: 8:25


Question: You have 29 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.
- 29 - 9
- ones: 9 - 9 = 0, write 0
- tens: 2 - 0 = 2, write 2
- written: 0 2 -> answer 20
- 20 - 9
- ones: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- tens: 1 - 0 = 1, write 1
- written: 1 1 -> answer 11
- 11 - 9
- ones: 1 - 9 can't, borrow -> 11 - 9 = 2, write 2
- tens: 0 - 0 = 0, write 0
- written: 2 0 -> answer 2
- Subtracted 9 exactly 3 times; 2 left, which is less than 9.
Answer: 3 bags, 2 leftover


Question: If 4 shirts cost 20 dollars, how much do 4 shirts cost?
Let's think step by step.
- 4 cost 20 dollars, so 1 costs 5 dollars.
- 4 * 5
- 4 * 5 = 20 -> write 0, carry 2
- carry 2 -> write 2
- written: 0 2 -> answer 20
Answer: 20 dollars


Question: 'I have read 63 pages of this 350-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 = 63 + 76.
- 3 + 6 = 9 -> write 9
- 6 + 7 = 13 -> write 3, carry 1
- carry 1 -> write 1
- written: 9 3 1 -> answer 139
- Pages left = 350 - 139.
- 350 - 139
- ones: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- tens: 4 - 3 = 1, write 1
- hundreds: 3 - 1 = 2, write 2
- written: 1 1 2 -> answer 211
Answer: 211


Question: A bus leaves at 9:25. The ride takes 28 minutes and the walk home takes 8 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 28 + 8.
- 8 + 8 = 16 -> write 6, carry 1
- 2 + 0 + 1 = 3 -> write 3
- written: 6 3 -> answer 36
- Leave at 9:25. Add 36 minutes: 25 + 36 = 61 minutes.
- 61 is more than 60, so subtract 60: 61 - 60 = 1, and add 1 hour: 9 + 1 = 10.
Answer: 10:01


Question: A bus leaves at 9:13. The ride takes 24 minutes and the walk home takes 7 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 24 + 7.
- 4 + 7 = 11 -> write 1, carry 1
- 2 + 0 + 1 = 3 -> write 3
- written: 1 3 -> answer 31
- Leave at 9:13. Add 31 minutes: 13 + 31 = 44 minutes.
Answer: 9:44


Question: You have 40 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.
- 40 - 9
- ones: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- tens: 3 - 0 = 3, write 3
- written: 1 3 -> answer 31
- 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 4 times; 4 left, which is less than 9.
Answer: 4 bags, 4 leftover


Question: If 3 shirts cost 27 dollars, how much do 3 shirts cost?
Let's think step by step.
- 3 cost 27 dollars, so 1 costs 9 dollars.
- 3 * 9
- 3 * 9 = 27 -> write 7, carry 2
- carry 2 -> write 2
- written: 7 2 -> answer 27
Answer: 27 dollars


Question: A garden is 9 meters by 10 meters. Fencing costs $4 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 9 + 10 + 9 + 10.
- 9 + 0 = 9 -> write 9
- 0 + 1 = 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 * 4.
- 38 * 4
- 8 * 4 = 32 -> write 2, carry 3
- 3 * 4 + 3 = 15 -> write 5, carry 1
- carry 1 -> write 1
- written: 2 5 1 -> answer 152
Answer: $152


Question: You get $20.00 allowance, spend $5.78 on lunch and $6.14 on a gift, then buy a $14.31 game. How much is left?
Let's think step by step.
- Allowance in cents: 2000. First purchase: 578.
- 2000 - 578
- ones: 0 - 8 can't, borrow -> 10 - 8 = 2, write 2
- tens: 9 - 7 = 2, write 2
- hundreds: 9 - 5 = 4, write 4
- thousands: 1 - 0 = 1, write 1
- written: 2 2 4 1 -> answer 1422
- Second purchase: 614.
- 1422 - 614
- ones: 2 - 4 can't, borrow -> 12 - 4 = 8, write 8
- tens: 1 - 1 = 0, write 0
- hundreds: 4 - 6 can't, borrow -> 14 - 6 = 8, write 8
- thousands: 0 - 0 = 0, write 0
- written: 8 0 8 0 -> answer 808
- The game costs 1431, which is more than 808.
Answer: not enough money


Question: A bus leaves at 7:17. The ride takes 27 minutes and the walk home takes 7 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 27 + 7.
- 7 + 7 = 14 -> write 4, carry 1
- 2 + 0 + 1 = 3 -> write 3
- written: 4 3 -> answer 34
- Leave at 7:17. Add 34 minutes: 17 + 34 = 51 minutes.
Answer: 7:51


Question: 'I have read 26 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 = 26 + 34.
- 6 + 4 = 10 -> write 0, carry 1
- 2 + 3 + 1 = 6 -> write 6
- written: 0 6 -> answer 60
- Pages left = 350 - 60.
- 350 - 60
- ones: 0 - 0 = 0, write 0
- tens: 5 - 6 can't, borrow -> 15 - 6 = 9, write 9
- hundreds: 2 - 0 = 2, write 2
- written: 0 9 2 -> answer 290
Answer: 290


Question: A bus leaves at 10:16. The ride takes 25 minutes and the walk home takes 5 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 25 + 5.
- 5 + 5 = 10 -> write 0, carry 1
- 2 + 0 + 1 = 3 -> write 3
- written: 0 3 -> answer 30
- Leave at 10:16. Add 30 minutes: 16 + 30 = 46 minutes.
Answer: 10:46


Question: 'I have read 80 pages of this 200-page book.' 'I have read 88 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 80 + 88.
- 0 + 8 = 8 -> write 8
- 8 + 8 = 16 -> write 6, carry 1
- carry 1 -> write 1
- written: 8 6 1 -> answer 168
- Pages left = 200 - 168.
- 200 - 168
- ones: 0 - 8 can't, borrow -> 10 - 8 = 2, write 2
- tens: 9 - 6 = 3, write 3
- hundreds: 1 - 1 = 0, write 0
- written: 2 3 0 -> answer 32
Answer: 32


Question: A recipe for 2 people uses 4 cups of flour. You need to serve 6 people. How much flour?
Let's think step by step.
- The recipe serves 2; you need 6 servings, so multiply by 3.
- 4 * 3
- 4 * 3 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 2 1 -> answer 12
Answer: 12 cups


Question: What is 4 gal 1 qt plus 1 gal 2 qt?
Let's think step by step.
- Add quarts: 1 + 2 = 3.
- Gallons: 4 + 1 + 0 = 5.
Answer: 5 gal 3 qt


Question: A garden is 11 meters by 7 meters. Fencing costs $5 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 * 5.
- 36 * 5
- 6 * 5 = 30 -> write 0, carry 3
- 3 * 5 + 3 = 18 -> write 8, carry 1
- carry 1 -> write 1
- written: 0 8 1 -> answer 180
Answer: $180


Question: You have 32 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.
- 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 3 times; 5 left, which is less than 9.
Answer: 3 bags, 5 leftover


Question: A car drives 60 miles per hour for 3 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 60 * 3.
- 60 * 3
- 0 * 3 = 0 -> write 0
- 6 * 3 = 18 -> write 8, carry 1
- carry 1 -> write 1
- written: 0 8 1 -> answer 180
Answer: 180 miles


Question: A garden is 6 meters by 8 meters. Fencing costs $3 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 * 3.
- 28 * 3
- 8 * 3 = 24 -> write 4, carry 2
- 2 * 3 + 2 = 8 -> write 8
- written: 4 8 -> answer 84
Answer: $84


Question: What is 3 gal 3 qt plus 2 gal 2 qt?
Let's think step by step.
- Add quarts: 3 + 2 = 5.
- 5 quarts is 1 gallon 1 quarts (4 quarts in a gallon).
- Gallons: 3 + 2 + 1 = 6.
Answer: 6 gal 1 qt


Question: A garden is 5 meters by 10 meters. Fencing costs $2 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 5 + 10 + 5 + 10.
- 5 + 0 = 5 -> write 5
- 0 + 1 = 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 * 2.
- 30 * 2
- 0 * 2 = 0 -> write 0
- 3 * 2 = 6 -> write 6
- written: 0 6 -> answer 60
Answer: $60


Question: Dinner costs $59.93. You add a 10% tip and pay $80.00. How much change?
Let's think step by step.
- Bill is 5993 cents.
- 10% tip = 5993 / 10 = 599.
- Total = 5993 + 599.
- 3 + 9 = 12 -> write 2, carry 1
- 9 + 9 + 1 = 19 -> write 9, carry 1
- 9 + 5 + 1 = 15 -> write 5, carry 1
- 5 + 0 + 1 = 6 -> write 6
- written: 2 9 5 6 -> answer 6592
- Change = 8000 - 6592.
- 8000 - 6592
- ones: 0 - 2 can't, borrow -> 10 - 2 = 8, write 8
- tens: 9 - 9 = 0, write 0
- hundreds: 9 - 5 = 4, write 4
- thousands: 7 - 6 = 1, write 1
- written: 8 0 4 1 -> answer 1408
Answer: $14.08


Question: A bus leaves at 7:27. The ride takes 21 minutes and the walk home takes 7 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 21 + 7.
- 1 + 7 = 8 -> write 8
- 2 + 0 = 2 -> write 2
- written: 8 2 -> answer 28
- Leave at 7:27. Add 28 minutes: 27 + 28 = 55 minutes.
Answer: 7:55


Question: Class A collected 803 cans and class B collected 443 cans. How many more did class A collect?
Let's think step by step.
- Difference = 803 - 443.
- 803 - 443
- ones: 3 - 3 = 0, write 0
- tens: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- hundreds: 7 - 4 = 3, write 3
- written: 0 6 3 -> answer 360
Answer: 360


Question: 'I have read 37 pages of this 250-page book.' 'I have read 80 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 37 + 80.
- 7 + 0 = 7 -> write 7
- 3 + 8 = 11 -> write 1, carry 1
- carry 1 -> write 1
- written: 7 1 1 -> answer 117
- Pages left = 250 - 117.
- 250 - 117
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 4 - 1 = 3, write 3
- hundreds: 2 - 1 = 1, write 1
- written: 3 3 1 -> answer 133
Answer: 133


Question: Class A collected 840 cans and class B collected 630 cans. How many more did class A collect?
Let's think step by step.
- Difference = 840 - 630.
- 840 - 630
- ones: 0 - 0 = 0, write 0
- tens: 4 - 3 = 1, write 1
- hundreds: 8 - 6 = 2, write 2
- written: 0 1 2 -> answer 210
Answer: 210


Question: Class A collected 672 cans and class B collected 397 cans. How many more did class A collect?
Let's think step by step.
- Difference = 672 - 397.
- 672 - 397
- ones: 2 - 7 can't, borrow -> 12 - 7 = 5, write 5
- tens: 6 - 9 can't, borrow -> 16 - 9 = 7, write 7
- hundreds: 5 - 3 = 2, write 2
- written: 5 7 2 -> answer 275
Answer: 275


Question: A garden is 7 meters by 9 meters. Fencing costs $4 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 * 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 636 cans and class B collected 379 cans. How many more did class A collect?
Let's think step by step.
- Difference = 636 - 379.
- 636 - 379
- ones: 6 - 9 can't, borrow -> 16 - 9 = 7, write 7
- tens: 2 - 7 can't, borrow -> 12 - 7 = 5, write 5
- hundreds: 5 - 3 = 2, write 2
- written: 7 5 2 -> answer 257
Answer: 257


Question: If 2 shirts cost 18 dollars, how much do 6 shirts cost?
Let's think step by step.
- 2 cost 18 dollars, so 1 costs 9 dollars.
- 6 * 9
- 6 * 9 = 54 -> write 4, carry 5
- carry 5 -> write 5
- written: 4 5 -> answer 54
Answer: 54 dollars


Question: Class A collected 615 cans and class B collected 217 cans. How many more did class A collect?
Let's think step by step.
- Difference = 615 - 217.
- 615 - 217
- ones: 5 - 7 can't, borrow -> 15 - 7 = 8, write 8
- tens: 0 - 1 can't, borrow -> 10 - 1 = 9, write 9
- hundreds: 5 - 2 = 3, write 3
- written: 8 9 3 -> answer 398
Answer: 398


Question: Class A collected 569 cans and class B collected 523 cans. How many more did class A collect?
Let's think step by step.
- Difference = 569 - 523.
- 569 - 523
- ones: 9 - 3 = 6, write 6
- tens: 6 - 2 = 4, write 4
- hundreds: 5 - 5 = 0, write 0
- written: 6 4 0 -> answer 46
Answer: 46


Question: 'I have read 71 pages of this 250-page book.' 'I have read 54 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 71 + 54.
- 1 + 4 = 5 -> write 5
- 7 + 5 = 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: You have 32 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.
- 32 - 7
- ones: 2 - 7 can't, borrow -> 12 - 7 = 5, write 5
- tens: 2 - 0 = 2, write 2
- written: 5 2 -> answer 25
- 25 - 7
- ones: 5 - 7 can't, borrow -> 15 - 7 = 8, write 8
- tens: 1 - 0 = 1, write 1
- written: 8 1 -> answer 18
- 18 - 7
- ones: 8 - 7 = 1, write 1
- tens: 1 - 0 = 1, write 1
- written: 1 1 -> answer 11
- 11 - 7
- ones: 1 - 7 can't, borrow -> 11 - 7 = 4, write 4
- tens: 0 - 0 = 0, write 0
- written: 4 0 -> answer 4
- Subtracted 7 exactly 4 times; 4 left, which is less than 7.
Answer: 4 bags, 4 leftover


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


Question: A garden is 5 meters by 5 meters. Fencing costs $3 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 5 + 5 + 5 + 5.
- 5 + 5 = 10 -> write 0, carry 1
- carry 1 -> write 1
- written: 0 1 -> answer 10
- 0 + 0 = 0 -> write 0
- 1 + 1 = 2 -> write 2
- written: 0 2 -> answer 20
- Fence cost = 20 * 3.
- 20 * 3
- 0 * 3 = 0 -> write 0
- 2 * 3 = 6 -> write 6
- written: 0 6 -> answer 60
Answer: $60


Question: A recipe for 2 people uses 4.5 cups of flour. You need to serve 4 people. How much flour?
Let's think step by step.
- The recipe serves 2; you need 4 servings, so multiply by 2.
- 4 * 2
- 4 * 2 = 8 -> write 8
- written: 8 -> answer 8
- Plus the half cup, also multiplied: 0.5 * 2 = 1 cups, total 8.5 cups.
Answer: 8.5 cups


Question: A garden is 10 meters by 8 meters. Fencing costs $5 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 * 5.
- 36 * 5
- 6 * 5 = 30 -> write 0, carry 3
- 3 * 5 + 3 = 18 -> write 8, carry 1
- carry 1 -> write 1
- written: 0 8 1 -> answer 180
Answer: $180


Question: Dinner costs $78.79. You add a 10% tip and pay $100.00. How much change?
Let's think step by step.
- Bill is 7879 cents.
- 10% tip = 7879 / 10 = 787.
- Total = 7879 + 787.
- 9 + 7 = 16 -> write 6, carry 1
- 7 + 8 + 1 = 16 -> write 6, carry 1
- 8 + 7 + 1 = 16 -> write 6, carry 1
- 7 + 0 + 1 = 8 -> write 8
- written: 6 6 6 8 -> answer 8666
- Change = 10000 - 8666.
- 10000 - 8666
- ones: 0 - 6 can't, borrow -> 10 - 6 = 4, write 4
- tens: 9 - 6 = 3, write 3
- hundreds: 9 - 6 = 3, write 3
- thousands: 9 - 8 = 1, write 1
- ten-thousands: 0 - 0 = 0, write 0
- written: 4 3 3 1 0 -> answer 1334
Answer: $13.34


Question: A garden is 11 meters by 5 meters. Fencing costs $5 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 11 + 5 + 11 + 5.
- 1 + 5 = 6 -> write 6
- 1 + 0 = 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: Class A collected 746 cans and class B collected 309 cans. How many more did class A collect?
Let's think step by step.
- Difference = 746 - 309.
- 746 - 309
- ones: 6 - 9 can't, borrow -> 16 - 9 = 7, write 7
- tens: 3 - 0 = 3, write 3
- hundreds: 7 - 3 = 4, write 4
- written: 7 3 4 -> answer 437
Answer: 437


Question: Class A collected 753 cans and class B collected 323 cans. How many more did class A collect?
Let's think step by step.
- Difference = 753 - 323.
- 753 - 323
- ones: 3 - 3 = 0, write 0
- tens: 5 - 2 = 3, write 3
- hundreds: 7 - 3 = 4, write 4
- written: 0 3 4 -> answer 430
Answer: 430


Question: Class A collected 655 cans and class B collected 321 cans. How many more did class A collect?
Let's think step by step.
- Difference = 655 - 321.
- 655 - 321
- ones: 5 - 1 = 4, write 4
- tens: 5 - 2 = 3, write 3
- hundreds: 6 - 3 = 3, write 3
- written: 4 3 3 -> answer 334
Answer: 334


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


Question: A car drives 68 miles per hour for 3 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 68 * 3.
- 68 * 3
- 8 * 3 = 24 -> write 4, carry 2
- 6 * 3 + 2 = 20 -> write 0, carry 2
- carry 2 -> write 2
- written: 4 0 2 -> answer 204
Answer: 204 miles


Question: 'I have read 44 pages of this 250-page book.' 'I have read 32 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 44 + 32.
- 4 + 2 = 6 -> write 6
- 4 + 3 = 7 -> write 7
- written: 6 7 -> answer 76
- Pages left = 250 - 76.
- 250 - 76
- ones: 0 - 6 can't, borrow -> 10 - 6 = 4, write 4
- tens: 4 - 7 can't, borrow -> 14 - 7 = 7, write 7
- hundreds: 1 - 0 = 1, write 1
- written: 4 7 1 -> answer 174
Answer: 174


Question: A bus leaves at 8:05. The ride takes 28 minutes and the walk home takes 11 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 28 + 11.
- 8 + 1 = 9 -> write 9
- 2 + 1 = 3 -> write 3
- written: 9 3 -> answer 39
- Leave at 8:05. Add 39 minutes: 5 + 39 = 44 minutes.
Answer: 8:44


Question: 'I have read 36 pages of this 350-page book.' 'I have read 45 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 36 + 45.
- 6 + 5 = 11 -> write 1, carry 1
- 3 + 4 + 1 = 8 -> write 8
- written: 1 8 -> answer 81
- Pages left = 350 - 81.
- 350 - 81
- ones: 0 - 1 can't, borrow -> 10 - 1 = 9, write 9
- tens: 4 - 8 can't, borrow -> 14 - 8 = 6, write 6
- hundreds: 2 - 0 = 2, write 2
- written: 9 6 2 -> answer 269
Answer: 269


Question: You get $20.00 allowance, spend $4.96 on lunch and $4.05 on a gift, then buy a $16.67 game. How much is left?
Let's think step by step.
- Allowance in cents: 2000. First purchase: 496.
- 2000 - 496
- ones: 0 - 6 can't, borrow -> 10 - 6 = 4, write 4
- tens: 9 - 9 = 0, write 0
- hundreds: 9 - 4 = 5, write 5
- thousands: 1 - 0 = 1, write 1
- written: 4 0 5 1 -> answer 1504
- Second purchase: 405.
- 1504 - 405
- ones: 4 - 5 can't, borrow -> 14 - 5 = 9, write 9
- tens: 9 - 0 = 9, write 9
- hundreds: 4 - 4 = 0, write 0
- thousands: 1 - 0 = 1, write 1
- written: 9 9 0 1 -> answer 1099
- The game costs 1667, which is more than 1099.
Answer: not enough money


Question: Class A collected 876 cans and class B collected 749 cans. How many more did class A collect?
Let's think step by step.
- Difference = 876 - 749.
- 876 - 749
- ones: 6 - 9 can't, borrow -> 16 - 9 = 7, write 7
- tens: 6 - 4 = 2, write 2
- hundreds: 8 - 7 = 1, write 1
- written: 7 2 1 -> answer 127
Answer: 127


Question: A car drives 56 miles per hour for 3 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 56 * 3.
- 56 * 3
- 6 * 3 = 18 -> write 8, carry 1
- 5 * 3 + 1 = 16 -> write 6, carry 1
- carry 1 -> write 1
- written: 8 6 1 -> answer 168
Answer: 168 miles


Question: You have 22 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.
- 22 - 8
- ones: 2 - 8 can't, borrow -> 12 - 8 = 4, write 4
- tens: 1 - 0 = 1, write 1
- written: 4 1 -> answer 14
- 14 - 8
- ones: 4 - 8 can't, borrow -> 14 - 8 = 6, write 6
- tens: 0 - 0 = 0, write 0
- written: 6 0 -> answer 6
- Subtracted 8 exactly 2 times; 6 left, which is less than 8.
Answer: 2 bags, 6 leftover


Question: If 2 shirts cost 18 dollars, how much do 4 shirts cost?
Let's think step by step.
- 2 cost 18 dollars, so 1 costs 9 dollars.
- 4 * 9
- 4 * 9 = 36 -> write 6, carry 3
- carry 3 -> write 3
- written: 6 3 -> answer 36
Answer: 36 dollars


Question: A recipe for 2 people uses 3 cups of flour. You need to serve 4 people. How much flour?
Let's think step by step.
- The recipe serves 2; you need 4 servings, so multiply by 2.
- 3 * 2
- 3 * 2 = 6 -> write 6
- written: 6 -> answer 6
Answer: 6 cups


Question: Dinner costs $75.12. You add a 10% tip and pay $100.00. How much change?
Let's think step by step.
- Bill is 7512 cents.
- 10% tip = 7512 / 10 = 751.
- Total = 7512 + 751.
- 2 + 1 = 3 -> write 3
- 1 + 5 = 6 -> write 6
- 5 + 7 = 12 -> write 2, carry 1
- 7 + 0 + 1 = 8 -> write 8
- written: 3 6 2 8 -> answer 8263
- Change = 10000 - 8263.
- 10000 - 8263
- ones: 0 - 3 can't, borrow -> 10 - 3 = 7, write 7
- tens: 9 - 6 = 3, write 3
- hundreds: 9 - 2 = 7, write 7
- thousands: 9 - 8 = 1, write 1
- ten-thousands: 0 - 0 = 0, write 0
- written: 7 3 7 1 0 -> answer 1737
Answer: $17.37


Question: If 2 shirts cost 4 dollars, how much do 8 shirts cost?
Let's think step by step.
- 2 cost 4 dollars, so 1 costs 2 dollars.
- 8 * 2
- 8 * 2 = 16 -> write 6, carry 1
- carry 1 -> write 1
- written: 6 1 -> answer 16
Answer: 16 dollars


Question: You have 20 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.
- 20 - 9
- ones: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- tens: 1 - 0 = 1, write 1
- written: 1 1 -> answer 11
- 11 - 9
- ones: 1 - 9 can't, borrow -> 11 - 9 = 2, write 2
- tens: 0 - 0 = 0, write 0
- written: 2 0 -> answer 2
- Subtracted 9 exactly 2 times; 2 left, which is less than 9.
Answer: 2 bags, 2 leftover


Question: A garden is 5 meters by 8 meters. Fencing costs $3 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 5 + 8 + 5 + 8.
- 5 + 8 = 13 -> write 3, carry 1
- carry 1 -> write 1
- written: 3 1 -> answer 13
- 3 + 3 = 6 -> write 6
- 1 + 1 = 2 -> write 2
- written: 6 2 -> answer 26
- Fence cost = 26 * 3.
- 26 * 3
- 6 * 3 = 18 -> write 8, carry 1
- 2 * 3 + 1 = 7 -> write 7
- written: 8 7 -> answer 78
Answer: $78


Question: What is 4 ft 7 in plus 2 ft 10 in?
Let's think step by step.
- Add inches: 7 + 10 = 17.
- 17 inches is 1 foot 5 inches (12 inches in a foot).
- Feet: 4 + 2 + 1 = 7.
Answer: 7 ft 5 in


Question: A recipe for 2 people uses 4 cups of flour. You need to serve 4 people. How much flour?
Let's think step by step.
- The recipe serves 2; you need 4 servings, so multiply by 2.
- 4 * 2
- 4 * 2 = 8 -> write 8
- written: 8 -> answer 8
Answer: 8 cups


Question: 'I have read 71 pages of this 300-page book.' 'I have read 44 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 71 + 44.
- 1 + 4 = 5 -> write 5
- 7 + 4 = 11 -> write 1, carry 1
- carry 1 -> write 1
- written: 5 1 1 -> answer 115
- Pages left = 300 - 115.
- 300 - 115
- ones: 0 - 5 can't, borrow -> 10 - 5 = 5, write 5
- tens: 9 - 1 = 8, write 8
- hundreds: 2 - 1 = 1, write 1
- written: 5 8 1 -> answer 185
Answer: 185


Question: 'I have read 53 pages of this 200-page book.' 'I have read 55 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 53 + 55.
- 3 + 5 = 8 -> write 8
- 5 + 5 = 10 -> write 0, carry 1
- carry 1 -> write 1
- written: 8 0 1 -> answer 108
- Pages left = 200 - 108.
- 200 - 108
- ones: 0 - 8 can't, borrow -> 10 - 8 = 2, write 2
- tens: 9 - 0 = 9, write 9
- hundreds: 1 - 1 = 0, write 0
- written: 2 9 0 -> answer 92
Answer: 92


Question: A garden is 7 meters by 11 meters. Fencing costs $3 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 7 + 11 + 7 + 11.
- 7 + 1 = 8 -> write 8
- 0 + 1 = 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 car drives 68 miles per hour for 4 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 68 * 4.
- 68 * 4
- 8 * 4 = 32 -> write 2, carry 3
- 6 * 4 + 3 = 27 -> write 7, carry 2
- carry 2 -> write 2
- written: 2 7 2 -> answer 272
Answer: 272 miles


Question: 'I have read 43 pages of this 250-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 = 43 + 71.
- 3 + 1 = 4 -> write 4
- 4 + 7 = 11 -> write 1, carry 1
- carry 1 -> write 1
- written: 4 1 1 -> answer 114
- Pages left = 250 - 114.
- 250 - 114
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 4 - 1 = 3, write 3
- hundreds: 2 - 1 = 1, write 1
- written: 6 3 1 -> answer 136
Answer: 136


Question: A garden is 7 meters by 6 meters. Fencing costs $4 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 7 + 6 + 7 + 6.
- 7 + 6 = 13 -> write 3, carry 1
- carry 1 -> write 1
- written: 3 1 -> answer 13
- 3 + 3 = 6 -> write 6
- 1 + 1 = 2 -> write 2
- written: 6 2 -> answer 26
- Fence cost = 26 * 4.
- 26 * 4
- 6 * 4 = 24 -> write 4, carry 2
- 2 * 4 + 2 = 10 -> write 0, carry 1
- carry 1 -> write 1
- written: 4 0 1 -> answer 104
Answer: $104


Question: Dinner costs $58.40. You add a 10% tip and pay $80.00. How much change?
Let's think step by step.
- Bill is 5840 cents.
- 10% tip = 5840 / 10 = 584.
- Total = 5840 + 584.
- 0 + 4 = 4 -> write 4
- 4 + 8 = 12 -> write 2, carry 1
- 8 + 5 + 1 = 14 -> write 4, carry 1
- 5 + 0 + 1 = 6 -> write 6
- written: 4 2 4 6 -> answer 6424
- Change = 8000 - 6424.
- 8000 - 6424
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 9 - 2 = 7, write 7
- hundreds: 9 - 4 = 5, write 5
- thousands: 7 - 6 = 1, write 1
- written: 6 7 5 1 -> answer 1576
Answer: $15.76


Question: Dinner costs $74.56. You add a 15% tip and pay $100.00. How much change?
Let's think step by step.
- Bill is 7456 cents.
- 10% = 745; half of that is 372; tip = 745 + 372 = 1117.
- Total = 7456 + 1117.
- 6 + 7 = 13 -> write 3, carry 1
- 5 + 1 + 1 = 7 -> write 7
- 4 + 1 = 5 -> write 5
- 7 + 1 = 8 -> write 8
- written: 3 7 5 8 -> answer 8573
- Change = 10000 - 8573.
- 10000 - 8573
- ones: 0 - 3 can't, borrow -> 10 - 3 = 7, write 7
- tens: 9 - 7 = 2, write 2
- hundreds: 9 - 5 = 4, write 4
- thousands: 9 - 8 = 1, write 1
- ten-thousands: 0 - 0 = 0, write 0
- written: 7 2 4 1 0 -> answer 1427
Answer: $14.27


Question: A car drives 46 miles per hour for 5 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 46 * 5.
- 46 * 5
- 6 * 5 = 30 -> write 0, carry 3
- 4 * 5 + 3 = 23 -> write 3, carry 2
- carry 2 -> write 2
- written: 0 3 2 -> answer 230
Answer: 230 miles


Question: A recipe for 2 people uses 5 cups of flour. You need to serve 6 people. How much flour?
Let's think step by step.
- The recipe serves 2; you need 6 servings, so multiply by 3.
- 5 * 3
- 5 * 3 = 15 -> write 5, carry 1
- carry 1 -> write 1
- written: 5 1 -> answer 15
Answer: 15 cups


Question: A garden is 6 meters by 11 meters. Fencing costs $2 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 6 + 11 + 6 + 11.
- 6 + 1 = 7 -> write 7
- 0 + 1 = 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: A bus leaves at 9:28. The ride takes 32 minutes and the walk home takes 13 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 32 + 13.
- 2 + 3 = 5 -> write 5
- 3 + 1 = 4 -> write 4
- written: 5 4 -> answer 45
- Leave at 9:28. Add 45 minutes: 28 + 45 = 73 minutes.
- 73 is more than 60, so subtract 60: 73 - 60 = 13, and add 1 hour: 9 + 1 = 10.
Answer: 10:13


Question: A car drives 57 miles per hour for 5 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 57 * 5.
- 57 * 5
- 7 * 5 = 35 -> write 5, carry 3
- 5 * 5 + 3 = 28 -> write 8, carry 2
- carry 2 -> write 2
- written: 5 8 2 -> answer 285
Answer: 285 miles


Question: If 4 shirts cost 12 dollars, how much do 6 shirts cost?
Let's think step by step.
- 4 cost 12 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: 'I have read 29 pages of this 200-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 = 29 + 90.
- 9 + 0 = 9 -> write 9
- 2 + 9 = 11 -> write 1, carry 1
- carry 1 -> write 1
- written: 9 1 1 -> answer 119
- Pages left = 200 - 119.
- 200 - 119
- ones: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- tens: 9 - 1 = 8, write 8
- hundreds: 1 - 1 = 0, write 0
- written: 1 8 0 -> answer 81
Answer: 81


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


Question: Dinner costs $74.36. You add a 15% tip and pay $100.00. How much change?
Let's think step by step.
- Bill is 7436 cents.
- 10% = 743; half of that is 371; tip = 743 + 371 = 1114.
- Total = 7436 + 1114.
- 6 + 4 = 10 -> write 0, carry 1
- 3 + 1 + 1 = 5 -> write 5
- 4 + 1 = 5 -> write 5
- 7 + 1 = 8 -> write 8
- written: 0 5 5 8 -> answer 8550
- Change = 10000 - 8550.
- 10000 - 8550
- ones: 0 - 0 = 0, write 0
- tens: 0 - 5 can't, borrow -> 10 - 5 = 5, write 5
- hundreds: 9 - 5 = 4, write 4
- thousands: 9 - 8 = 1, write 1
- ten-thousands: 0 - 0 = 0, write 0
- written: 0 5 4 1 0 -> answer 1450
Answer: $14.50


Question: A recipe for 4 people uses 2.5 cups of flour. You need to serve 12 people. How much flour?
Let's think step by step.
- The recipe serves 4; you need 12 servings, so multiply by 3.
- 2 * 3
- 2 * 3 = 6 -> write 6
- written: 6 -> answer 6
- Plus the half cup, also multiplied: 0.5 * 3 = 1.5 cups, total 6.5 cups.
Answer: 6.5 cups


Question: A garden is 11 meters by 5 meters. Fencing costs $4 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 11 + 5 + 11 + 5.
- 1 + 5 = 6 -> write 6
- 1 + 0 = 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: A garden is 12 meters by 9 meters. Fencing costs $3 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 12 + 9 + 12 + 9.
- 2 + 9 = 11 -> write 1, carry 1
- 1 + 0 + 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 * 3.
- 42 * 3
- 2 * 3 = 6 -> write 6
- 4 * 3 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 6 2 1 -> answer 126
Answer: $126


Question: A bus leaves at 7:03. The ride takes 39 minutes and the walk home takes 11 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 39 + 11.
- 9 + 1 = 10 -> write 0, carry 1
- 3 + 1 + 1 = 5 -> write 5
- written: 0 5 -> answer 50
- Leave at 7:03. Add 50 minutes: 3 + 50 = 53 minutes.
Answer: 7:53


Question: You have 23 cookies and pack them 6 per bag. How many full bags, and how many cookies are left over?
Let's think step by step.
- Keep subtracting 6 until too little remains.
- 23 - 6
- ones: 3 - 6 can't, borrow -> 13 - 6 = 7, write 7
- tens: 1 - 0 = 1, write 1
- written: 7 1 -> answer 17
- 17 - 6
- ones: 7 - 6 = 1, write 1
- tens: 1 - 0 = 1, write 1
- written: 1 1 -> answer 11
- 11 - 6
- ones: 1 - 6 can't, borrow -> 11 - 6 = 5, write 5
- tens: 0 - 0 = 0, write 0
- written: 5 0 -> answer 5
- Subtracted 6 exactly 3 times; 5 left, which is less than 6.
Answer: 3 bags, 5 leftover


Question: Class A collected 258 cans and class B collected 227 cans. How many more did class A collect?
Let's think step by step.
- Difference = 258 - 227.
- 258 - 227
- ones: 8 - 7 = 1, write 1
- tens: 5 - 2 = 3, write 3
- hundreds: 2 - 2 = 0, write 0
- written: 1 3 0 -> answer 31
Answer: 31


Question: You have 38 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.
- 38 - 9
- ones: 8 - 9 can't, borrow -> 18 - 9 = 9, write 9
- tens: 2 - 0 = 2, write 2
- written: 9 2 -> answer 29
- 29 - 9
- ones: 9 - 9 = 0, write 0
- tens: 2 - 0 = 2, write 2
- written: 0 2 -> answer 20
- 20 - 9
- ones: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- tens: 1 - 0 = 1, write 1
- written: 1 1 -> answer 11
- 11 - 9
- ones: 1 - 9 can't, borrow -> 11 - 9 = 2, write 2
- tens: 0 - 0 = 0, write 0
- written: 2 0 -> answer 2
- Subtracted 9 exactly 4 times; 2 left, which is less than 9.
Answer: 4 bags, 2 leftover


Question: A recipe for 2 people uses 2.5 cups of flour. You need to serve 6 people. How much flour?
Let's think step by step.
- The recipe serves 2; you need 6 servings, so multiply by 3.
- 2 * 3
- 2 * 3 = 6 -> write 6
- written: 6 -> answer 6
- Plus the half cup, also multiplied: 0.5 * 3 = 1.5 cups, total 6.5 cups.
Answer: 6.5 cups


Question: 'I have read 84 pages of this 300-page book.' 'I have read 65 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 84 + 65.
- 4 + 5 = 9 -> write 9
- 8 + 6 = 14 -> write 4, carry 1
- carry 1 -> write 1
- written: 9 4 1 -> answer 149
- Pages left = 300 - 149.
- 300 - 149
- ones: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- tens: 9 - 4 = 5, write 5
- hundreds: 2 - 1 = 1, write 1
- written: 1 5 1 -> answer 151
Answer: 151


Question: Dinner costs $69.95. You add a 10% tip and pay $90.00. How much change?
Let's think step by step.
- Bill is 6995 cents.
- 10% tip = 6995 / 10 = 699.
- Total = 6995 + 699.
- 5 + 9 = 14 -> write 4, carry 1
- 9 + 9 + 1 = 19 -> write 9, carry 1
- 9 + 6 + 1 = 16 -> write 6, carry 1
- 6 + 0 + 1 = 7 -> write 7
- written: 4 9 6 7 -> answer 7694
- Change = 9000 - 7694.
- 9000 - 7694
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 9 - 9 = 0, write 0
- hundreds: 9 - 6 = 3, write 3
- thousands: 8 - 7 = 1, write 1
- written: 6 0 3 1 -> answer 1306
Answer: $13.06


Question: Class A collected 768 cans and class B collected 300 cans. How many more did class A collect?
Let's think step by step.
- Difference = 768 - 300.
- 768 - 300
- ones: 8 - 0 = 8, write 8
- tens: 6 - 0 = 6, write 6
- hundreds: 7 - 3 = 4, write 4
- written: 8 6 4 -> answer 468
Answer: 468


Question: Dinner costs $54.83. You add a 10% tip and pay $80.00. How much change?
Let's think step by step.
- Bill is 5483 cents.
- 10% tip = 5483 / 10 = 548.
- Total = 5483 + 548.
- 3 + 8 = 11 -> write 1, carry 1
- 8 + 4 + 1 = 13 -> write 3, carry 1
- 4 + 5 + 1 = 10 -> write 0, carry 1
- 5 + 0 + 1 = 6 -> write 6
- written: 1 3 0 6 -> answer 6031
- Change = 8000 - 6031.
- 8000 - 6031
- ones: 0 - 1 can't, borrow -> 10 - 1 = 9, write 9
- tens: 9 - 3 = 6, write 6
- hundreds: 9 - 0 = 9, write 9
- thousands: 7 - 6 = 1, write 1
- written: 9 6 9 1 -> answer 1969
Answer: $19.69


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


Question: Class A collected 384 cans and class B collected 174 cans. How many more did class A collect?
Let's think step by step.
- Difference = 384 - 174.
- 384 - 174
- ones: 4 - 4 = 0, write 0
- tens: 8 - 7 = 1, write 1
- hundreds: 3 - 1 = 2, write 2
- written: 0 1 2 -> answer 210
Answer: 210


Question: 'I have read 31 pages of this 250-page book.' 'I have read 40 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 31 + 40.
- 1 + 0 = 1 -> write 1
- 3 + 4 = 7 -> write 7
- written: 1 7 -> answer 71
- Pages left = 250 - 71.
- 250 - 71
- ones: 0 - 1 can't, borrow -> 10 - 1 = 9, write 9
- tens: 4 - 7 can't, borrow -> 14 - 7 = 7, write 7
- hundreds: 1 - 0 = 1, write 1
- written: 9 7 1 -> answer 179
Answer: 179


Question: A bus leaves at 9:21. The ride takes 35 minutes and the walk home takes 7 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 35 + 7.
- 5 + 7 = 12 -> write 2, carry 1
- 3 + 0 + 1 = 4 -> write 4
- written: 2 4 -> answer 42
- Leave at 9:21. Add 42 minutes: 21 + 42 = 63 minutes.
- 63 is more than 60, so subtract 60: 63 - 60 = 3, and add 1 hour: 9 + 1 = 10.
Answer: 10:03


Question: 'I have read 47 pages of this 350-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 = 47 + 76.
- 7 + 6 = 13 -> write 3, carry 1
- 4 + 7 + 1 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 3 2 1 -> answer 123
- Pages left = 350 - 123.
- 350 - 123
- ones: 0 - 3 can't, borrow -> 10 - 3 = 7, write 7
- tens: 4 - 2 = 2, write 2
- hundreds: 3 - 1 = 2, write 2
- written: 7 2 2 -> answer 227
Answer: 227


Question: A garden is 9 meters by 11 meters. Fencing costs $3 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 * 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


Question: A car drives 44 miles per hour for 4 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 44 * 4.
- 44 * 4
- 4 * 4 = 16 -> write 6, carry 1
- 4 * 4 + 1 = 17 -> write 7, carry 1
- carry 1 -> write 1
- written: 6 7 1 -> answer 176
Answer: 176 miles


Question: Class A collected 877 cans and class B collected 864 cans. How many more did class A collect?
Let's think step by step.
- Difference = 877 - 864.
- 877 - 864
- ones: 7 - 4 = 3, write 3
- tens: 7 - 6 = 1, write 1
- hundreds: 8 - 8 = 0, write 0
- written: 3 1 0 -> answer 13
Answer: 13


Question: A car drives 42 miles per hour for 2 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 42 * 2.
- 42 * 2
- 2 * 2 = 4 -> write 4
- 4 * 2 = 8 -> write 8
- written: 4 8 -> answer 84
Answer: 84 miles


Question: If 4 shirts cost 36 dollars, how much do 6 shirts cost?
Let's think step by step.
- 4 cost 36 dollars, so 1 costs 9 dollars.
- 6 * 9
- 6 * 9 = 54 -> write 4, carry 5
- carry 5 -> write 5
- written: 4 5 -> answer 54
Answer: 54 dollars


Question: Dinner costs $87.46. You add a 10% tip and pay $110.00. How much change?
Let's think step by step.
- Bill is 8746 cents.
- 10% tip = 8746 / 10 = 874.
- Total = 8746 + 874.
- 6 + 4 = 10 -> write 0, carry 1
- 4 + 7 + 1 = 12 -> write 2, carry 1
- 7 + 8 + 1 = 16 -> write 6, carry 1
- 8 + 0 + 1 = 9 -> write 9
- written: 0 2 6 9 -> answer 9620
- Change = 11000 - 9620.
- 11000 - 9620
- ones: 0 - 0 = 0, write 0
- tens: 0 - 2 can't, borrow -> 10 - 2 = 8, write 8
- hundreds: 9 - 6 = 3, write 3
- thousands: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- ten-thousands: 0 - 0 = 0, write 0
- written: 0 8 3 1 0 -> answer 1380
Answer: $13.80


Question: If 4 shirts cost 12 dollars, how much do 5 shirts cost?
Let's think step by step.
- 4 cost 12 dollars, so 1 costs 3 dollars.
- 5 * 3
- 5 * 3 = 15 -> write 5, carry 1
- carry 1 -> write 1
- written: 5 1 -> answer 15
Answer: 15 dollars


Question: You have 42 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.
- 42 - 9
- ones: 2 - 9 can't, borrow -> 12 - 9 = 3, write 3
- tens: 3 - 0 = 3, write 3
- written: 3 3 -> answer 33
- 33 - 9
- ones: 3 - 9 can't, borrow -> 13 - 9 = 4, write 4
- tens: 2 - 0 = 2, write 2
- written: 4 2 -> answer 24
- 24 - 9
- ones: 4 - 9 can't, borrow -> 14 - 9 = 5, write 5
- tens: 1 - 0 = 1, write 1
- written: 5 1 -> answer 15
- 15 - 9
- ones: 5 - 9 can't, borrow -> 15 - 9 = 6, write 6
- tens: 0 - 0 = 0, write 0
- written: 6 0 -> answer 6
- Subtracted 9 exactly 4 times; 6 left, which is less than 9.
Answer: 4 bags, 6 leftover


Question: A garden is 10 meters by 10 meters. Fencing costs $2 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 10 + 10 + 10 + 10.
- 0 + 0 = 0 -> write 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 car drives 62 miles per hour for 5 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 62 * 5.
- 62 * 5
- 2 * 5 = 10 -> write 0, carry 1
- 6 * 5 + 1 = 31 -> write 1, carry 3
- carry 3 -> write 3
- written: 0 1 3 -> answer 310
Answer: 310 miles


Question: If 3 shirts cost 18 dollars, how much do 7 shirts cost?
Let's think step by step.
- 3 cost 18 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: 'I have read 59 pages of this 300-page book.' 'I have read 78 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 59 + 78.
- 9 + 8 = 17 -> write 7, carry 1
- 5 + 7 + 1 = 13 -> write 3, carry 1
- carry 1 -> write 1
- written: 7 3 1 -> answer 137
- Pages left = 300 - 137.
- 300 - 137
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 9 - 3 = 6, write 6
- hundreds: 2 - 1 = 1, write 1
- written: 3 6 1 -> answer 163
Answer: 163


Question: A bus leaves at 10:33. The ride takes 27 minutes and the walk home takes 6 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 27 + 6.
- 7 + 6 = 13 -> write 3, carry 1
- 2 + 0 + 1 = 3 -> write 3
- written: 3 3 -> answer 33
- Leave at 10:33. Add 33 minutes: 33 + 33 = 66 minutes.
- 66 is more than 60, so subtract 60: 66 - 60 = 6, and add 1 hour: 10 + 1 = 11.
Answer: 11:06


Question: A car drives 61 miles per hour for 5 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 61 * 5.
- 61 * 5
- 1 * 5 = 5 -> write 5
- 6 * 5 = 30 -> write 0, carry 3
- carry 3 -> write 3
- written: 5 0 3 -> answer 305
Answer: 305 miles


Question: What is 4 gal 3 qt plus 2 gal 2 qt?
Let's think step by step.
- Add quarts: 3 + 2 = 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 705 cans and class B collected 258 cans. How many more did class A collect?
Let's think step by step.
- Difference = 705 - 258.
- 705 - 258
- ones: 5 - 8 can't, borrow -> 15 - 8 = 7, write 7
- tens: 9 - 5 = 4, write 4
- hundreds: 6 - 2 = 4, write 4
- written: 7 4 4 -> answer 447
Answer: 447


Question: If 2 shirts cost 8 dollars, how much do 3 shirts cost?
Let's think step by step.
- 2 cost 8 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: 'I have read 78 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 = 78 + 56.
- 8 + 6 = 14 -> write 4, carry 1
- 7 + 5 + 1 = 13 -> write 3, carry 1
- carry 1 -> write 1
- written: 4 3 1 -> answer 134
- Pages left = 200 - 134.
- 200 - 134
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 9 - 3 = 6, write 6
- hundreds: 1 - 1 = 0, write 0
- written: 6 6 0 -> answer 66
Answer: 66


Question: A bus leaves at 7:34. The ride takes 25 minutes and the walk home takes 14 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 25 + 14.
- 5 + 4 = 9 -> write 9
- 2 + 1 = 3 -> write 3
- written: 9 3 -> answer 39
- Leave at 7:34. Add 39 minutes: 34 + 39 = 73 minutes.
- 73 is more than 60, so subtract 60: 73 - 60 = 13, and add 1 hour: 7 + 1 = 8.
Answer: 8:13


Question: Dinner costs $21.83. You add a 15% tip and pay $40.00. How much change?
Let's think step by step.
- Bill is 2183 cents.
- 10% = 218; half of that is 109; tip = 218 + 109 = 327.
- Total = 2183 + 327.
- 3 + 7 = 10 -> write 0, carry 1
- 8 + 2 + 1 = 11 -> write 1, carry 1
- 1 + 3 + 1 = 5 -> write 5
- 2 + 0 = 2 -> write 2
- written: 0 1 5 2 -> answer 2510
- Change = 4000 - 2510.
- 4000 - 2510
- ones: 0 - 0 = 0, write 0
- tens: 0 - 1 can't, borrow -> 10 - 1 = 9, write 9
- hundreds: 9 - 5 = 4, write 4
- thousands: 3 - 2 = 1, write 1
- written: 0 9 4 1 -> answer 1490
Answer: $14.90


Question: 'I have read 89 pages of this 300-page book.' 'I have read 30 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 89 + 30.
- 9 + 0 = 9 -> write 9
- 8 + 3 = 11 -> write 1, carry 1
- carry 1 -> write 1
- written: 9 1 1 -> answer 119
- Pages left = 300 - 119.
- 300 - 119
- ones: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- tens: 9 - 1 = 8, write 8
- hundreds: 2 - 1 = 1, write 1
- written: 1 8 1 -> answer 181
Answer: 181


Question: A bus leaves at 8:31. The ride takes 36 minutes and the walk home takes 10 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 36 + 10.
- 6 + 0 = 6 -> write 6
- 3 + 1 = 4 -> write 4
- written: 6 4 -> answer 46
- Leave at 8:31. Add 46 minutes: 31 + 46 = 77 minutes.
- 77 is more than 60, so subtract 60: 77 - 60 = 17, and add 1 hour: 8 + 1 = 9.
Answer: 9:17


Question: 'I have read 78 pages of this 300-page book.' 'I have read 70 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 78 + 70.
- 8 + 0 = 8 -> write 8
- 7 + 7 = 14 -> write 4, carry 1
- carry 1 -> write 1
- written: 8 4 1 -> answer 148
- Pages left = 300 - 148.
- 300 - 148
- ones: 0 - 8 can't, borrow -> 10 - 8 = 2, write 2
- tens: 9 - 4 = 5, write 5
- hundreds: 2 - 1 = 1, write 1
- written: 2 5 1 -> answer 152
Answer: 152


Question: A car drives 65 miles per hour for 4 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 65 * 4.
- 65 * 4
- 5 * 4 = 20 -> write 0, carry 2
- 6 * 4 + 2 = 26 -> write 6, carry 2
- carry 2 -> write 2
- written: 0 6 2 -> answer 260
Answer: 260 miles


Question: You have 24 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.
- 24 - 9
- ones: 4 - 9 can't, borrow -> 14 - 9 = 5, write 5
- tens: 1 - 0 = 1, write 1
- written: 5 1 -> answer 15
- 15 - 9
- ones: 5 - 9 can't, borrow -> 15 - 9 = 6, write 6
- tens: 0 - 0 = 0, write 0
- written: 6 0 -> answer 6
- Subtracted 9 exactly 2 times; 6 left, which is less than 9.
Answer: 2 bags, 6 leftover


Question: If 3 shirts cost 6 dollars, how much do 9 shirts cost?
Let's think step by step.
- 3 cost 6 dollars, so 1 costs 2 dollars.
- 9 * 2
- 9 * 2 = 18 -> write 8, carry 1
- carry 1 -> write 1
- written: 8 1 -> answer 18
Answer: 18 dollars


Question: You have 21 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.
- 21 - 8
- ones: 1 - 8 can't, borrow -> 11 - 8 = 3, write 3
- tens: 1 - 0 = 1, write 1
- written: 3 1 -> answer 13
- 13 - 8
- ones: 3 - 8 can't, borrow -> 13 - 8 = 5, write 5
- tens: 0 - 0 = 0, write 0
- written: 5 0 -> answer 5
- Subtracted 8 exactly 2 times; 5 left, which is less than 8.
Answer: 2 bags, 5 leftover


Question: A car drives 62 miles per hour for 2 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 62 * 2.
- 62 * 2
- 2 * 2 = 4 -> write 4
- 6 * 2 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 4 2 1 -> answer 124
Answer: 124 miles


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


Question: Class A collected 399 cans and class B collected 380 cans. How many more did class A collect?
Let's think step by step.
- Difference = 399 - 380.
- 399 - 380
- ones: 9 - 0 = 9, write 9
- tens: 9 - 8 = 1, write 1
- hundreds: 3 - 3 = 0, write 0
- written: 9 1 0 -> answer 19
Answer: 19


Question: A bus leaves at 8:38. The ride takes 35 minutes and the walk home takes 14 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 35 + 14.
- 5 + 4 = 9 -> write 9
- 3 + 1 = 4 -> write 4
- written: 9 4 -> answer 49
- Leave at 8:38. Add 49 minutes: 38 + 49 = 87 minutes.
- 87 is more than 60, so subtract 60: 87 - 60 = 27, and add 1 hour: 8 + 1 = 9.
Answer: 9:27


Question: Class A collected 552 cans and class B collected 329 cans. How many more did class A collect?
Let's think step by step.
- Difference = 552 - 329.
- 552 - 329
- ones: 2 - 9 can't, borrow -> 12 - 9 = 3, write 3
- tens: 4 - 2 = 2, write 2
- hundreds: 5 - 3 = 2, write 2
- written: 3 2 2 -> answer 223
Answer: 223


Question: A recipe for 4 people uses 3.5 cups of flour. You need to serve 12 people. How much flour?
Let's think step by step.
- The recipe serves 4; you need 12 servings, so multiply by 3.
- 3 * 3
- 3 * 3 = 9 -> write 9
- written: 9 -> answer 9
- Plus the half cup, also multiplied: 0.5 * 3 = 1.5 cups, total 9.5 cups.
Answer: 9.5 cups


Question: A car drives 61 miles per hour for 2 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 61 * 2.
- 61 * 2
- 1 * 2 = 2 -> write 2
- 6 * 2 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 2 2 1 -> answer 122
Answer: 122 miles


Question: A bus leaves at 10:03. The ride takes 26 minutes and the walk home takes 7 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 26 + 7.
- 6 + 7 = 13 -> write 3, carry 1
- 2 + 0 + 1 = 3 -> write 3
- written: 3 3 -> answer 33
- Leave at 10:03. Add 33 minutes: 3 + 33 = 36 minutes.
Answer: 10:36


Question: 'I have read 69 pages of this 300-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 = 69 + 87.
- 9 + 7 = 16 -> write 6, carry 1
- 6 + 8 + 1 = 15 -> write 5, carry 1
- carry 1 -> write 1
- written: 6 5 1 -> answer 156
- Pages left = 300 - 156.
- 300 - 156
- ones: 0 - 6 can't, borrow -> 10 - 6 = 4, write 4
- tens: 9 - 5 = 4, write 4
- hundreds: 2 - 1 = 1, write 1
- written: 4 4 1 -> answer 144
Answer: 144


Question: 'I have read 27 pages of this 200-page book.' 'I have read 50 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 27 + 50.
- 7 + 0 = 7 -> write 7
- 2 + 5 = 7 -> write 7
- written: 7 7 -> answer 77
- Pages left = 200 - 77.
- 200 - 77
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 9 - 7 = 2, write 2
- hundreds: 1 - 0 = 1, write 1
- written: 3 2 1 -> answer 123
Answer: 123


Question: You have 35 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.
- 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 3 times; 8 left, which is less than 9.
Answer: 3 bags, 8 leftover


Question: What is 2 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: 2 + 1 + 1 = 4.
Answer: 4 gal 0 qt


Question: A recipe for 4 people uses 4 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.
- 4 * 2
- 4 * 2 = 8 -> write 8
- written: 8 -> answer 8
Answer: 8 cups


Question: You have 21 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.
- 21 - 5
- ones: 1 - 5 can't, borrow -> 11 - 5 = 6, write 6
- tens: 1 - 0 = 1, write 1
- written: 6 1 -> answer 16
- 16 - 5
- ones: 6 - 5 = 1, write 1
- tens: 1 - 0 = 1, write 1
- written: 1 1 -> answer 11
- 11 - 5
- ones: 1 - 5 can't, borrow -> 11 - 5 = 6, write 6
- tens: 0 - 0 = 0, write 0
- written: 6 0 -> answer 6
- 6 - 5
- ones: 6 - 5 = 1, write 1
- written: 1 -> answer 1
- Subtracted 5 exactly 4 times; 1 left, which is less than 5.
Answer: 4 bags, 1 leftover


Question: What is 2 ft 8 in plus 2 ft 1 in?
Let's think step by step.
- Add inches: 8 + 1 = 9.
- Feet: 2 + 2 + 0 = 4.
Answer: 4 ft 9 in


Question: Class A collected 638 cans and class B collected 523 cans. How many more did class A collect?
Let's think step by step.
- Difference = 638 - 523.
- 638 - 523
- ones: 8 - 3 = 5, write 5
- tens: 3 - 2 = 1, write 1
- hundreds: 6 - 5 = 1, write 1
- written: 5 1 1 -> answer 115
Answer: 115


Question: A garden is 12 meters by 8 meters. Fencing costs $4 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 * 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: If 3 shirts cost 9 dollars, how much do 9 shirts cost?
Let's think step by step.
- 3 cost 9 dollars, so 1 costs 3 dollars.
- 9 * 3
- 9 * 3 = 27 -> write 7, carry 2
- carry 2 -> write 2
- written: 7 2 -> answer 27
Answer: 27 dollars


Question: 'I have read 70 pages of this 300-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 = 70 + 31.
- 0 + 1 = 1 -> write 1
- 7 + 3 = 10 -> write 0, carry 1
- carry 1 -> write 1
- written: 1 0 1 -> answer 101
- Pages left = 300 - 101.
- 300 - 101
- ones: 0 - 1 can't, borrow -> 10 - 1 = 9, write 9
- tens: 9 - 0 = 9, write 9
- hundreds: 2 - 1 = 1, write 1
- written: 9 9 1 -> answer 199
Answer: 199


Question: A bus leaves at 8:24. The ride takes 23 minutes and the walk home takes 10 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 23 + 10.
- 3 + 0 = 3 -> write 3
- 2 + 1 = 3 -> write 3
- written: 3 3 -> answer 33
- Leave at 8:24. Add 33 minutes: 24 + 33 = 57 minutes.
Answer: 8:57


Question: Dinner costs $42.43. You add a 15% tip and pay $60.00. How much change?
Let's think step by step.
- Bill is 4243 cents.
- 10% = 424; half of that is 212; tip = 424 + 212 = 636.
- Total = 4243 + 636.
- 3 + 6 = 9 -> write 9
- 4 + 3 = 7 -> write 7
- 2 + 6 = 8 -> write 8
- 4 + 0 = 4 -> write 4
- written: 9 7 8 4 -> answer 4879
- Change = 6000 - 4879.
- 6000 - 4879
- ones: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- tens: 9 - 7 = 2, write 2
- hundreds: 9 - 8 = 1, write 1
- thousands: 5 - 4 = 1, write 1
- written: 1 2 1 1 -> answer 1121
Answer: $11.21


Question: A garden is 10 meters by 12 meters. Fencing costs $5 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 * 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: A garden is 7 meters by 7 meters. Fencing costs $3 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 7 + 7 + 7 + 7.
- 7 + 7 = 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 * 3.
- 28 * 3
- 8 * 3 = 24 -> write 4, carry 2
- 2 * 3 + 2 = 8 -> write 8
- written: 4 8 -> answer 84
Answer: $84


Question: What is 5 ft 10 in plus 1 ft 2 in?
Let's think step by step.
- Add inches: 10 + 2 = 12.
- 12 inches is 1 foot 0 inches (12 inches in a foot).
- Feet: 5 + 1 + 1 = 7.
Answer: 7 ft 0 in


Question: A bus leaves at 7:10. The ride takes 23 minutes and the walk home takes 11 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 23 + 11.
- 3 + 1 = 4 -> write 4
- 2 + 1 = 3 -> write 3
- written: 4 3 -> answer 34
- Leave at 7:10. Add 34 minutes: 10 + 34 = 44 minutes.
Answer: 7:44


Question: A bus leaves at 8:44. The ride takes 32 minutes and the walk home takes 12 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 32 + 12.
- 2 + 2 = 4 -> write 4
- 3 + 1 = 4 -> write 4
- written: 4 4 -> answer 44
- Leave at 8:44. Add 44 minutes: 44 + 44 = 88 minutes.
- 88 is more than 60, so subtract 60: 88 - 60 = 28, and add 1 hour: 8 + 1 = 9.
Answer: 9:28


Question: A car drives 69 miles per hour for 5 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 69 * 5.
- 69 * 5
- 9 * 5 = 45 -> write 5, carry 4
- 6 * 5 + 4 = 34 -> write 4, carry 3
- carry 3 -> write 3
- written: 5 4 3 -> answer 345
Answer: 345 miles


Question: You get $20.00 allowance, spend $8.33 on lunch and $5.38 on a gift, then buy a $8.86 game. How much is left?
Let's think step by step.
- Allowance in cents: 2000. First purchase: 833.
- 2000 - 833
- ones: 0 - 3 can't, borrow -> 10 - 3 = 7, write 7
- tens: 9 - 3 = 6, write 6
- hundreds: 9 - 8 = 1, write 1
- thousands: 1 - 0 = 1, write 1
- written: 7 6 1 1 -> answer 1167
- Second purchase: 538.
- 1167 - 538
- ones: 7 - 8 can't, borrow -> 17 - 8 = 9, write 9
- tens: 5 - 3 = 2, write 2
- hundreds: 1 - 5 can't, borrow -> 11 - 5 = 6, write 6
- thousands: 0 - 0 = 0, write 0
- written: 9 2 6 0 -> answer 629
- The game costs 886, which is more than 629.
Answer: not enough money


Question: A car drives 49 miles per hour for 5 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 49 * 5.
- 49 * 5
- 9 * 5 = 45 -> write 5, carry 4
- 4 * 5 + 4 = 24 -> write 4, carry 2
- carry 2 -> write 2
- written: 5 4 2 -> answer 245
Answer: 245 miles


Question: Class A collected 486 cans and class B collected 309 cans. How many more did class A collect?
Let's think step by step.
- Difference = 486 - 309.
- 486 - 309
- ones: 6 - 9 can't, borrow -> 16 - 9 = 7, write 7
- tens: 7 - 0 = 7, write 7
- hundreds: 4 - 3 = 1, write 1
- written: 7 7 1 -> answer 177
Answer: 177


Question: Class A collected 440 cans and class B collected 400 cans. How many more did class A collect?
Let's think step by step.
- Difference = 440 - 400.
- 440 - 400
- ones: 0 - 0 = 0, write 0
- tens: 4 - 0 = 4, write 4
- hundreds: 4 - 4 = 0, write 0
- written: 0 4 0 -> answer 40
Answer: 40


Question: Dinner costs $82.79. You add a 15% tip and pay $110.00. How much change?
Let's think step by step.
- Bill is 8279 cents.
- 10% = 827; half of that is 413; tip = 827 + 413 = 1240.
- Total = 8279 + 1240.
- 9 + 0 = 9 -> write 9
- 7 + 4 = 11 -> write 1, carry 1
- 2 + 2 + 1 = 5 -> write 5
- 8 + 1 = 9 -> write 9
- written: 9 1 5 9 -> answer 9519
- Change = 11000 - 9519.
- 11000 - 9519
- ones: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- tens: 9 - 1 = 8, write 8
- hundreds: 9 - 5 = 4, write 4
- thousands: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- ten-thousands: 0 - 0 = 0, write 0
- written: 1 8 4 1 0 -> answer 1481
Answer: $14.81


Question: Class A collected 461 cans and class B collected 339 cans. How many more did class A collect?
Let's think step by step.
- Difference = 461 - 339.
- 461 - 339
- ones: 1 - 9 can't, borrow -> 11 - 9 = 2, write 2
- tens: 5 - 3 = 2, write 2
- hundreds: 4 - 3 = 1, write 1
- written: 2 2 1 -> answer 122
Answer: 122


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


Question: A bus leaves at 8:36. 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 8:36. Add 35 minutes: 36 + 35 = 71 minutes.
- 71 is more than 60, so subtract 60: 71 - 60 = 11, and add 1 hour: 8 + 1 = 9.
Answer: 9:11


Question: You have 25 cookies and pack them 6 per bag. How many full bags, and how many cookies are left over?
Let's think step by step.
- Keep subtracting 6 until too little remains.
- 25 - 6
- ones: 5 - 6 can't, borrow -> 15 - 6 = 9, write 9
- tens: 1 - 0 = 1, write 1
- written: 9 1 -> answer 19
- 19 - 6
- ones: 9 - 6 = 3, write 3
- tens: 1 - 0 = 1, write 1
- written: 3 1 -> answer 13
- 13 - 6
- ones: 3 - 6 can't, borrow -> 13 - 6 = 7, write 7
- tens: 0 - 0 = 0, write 0
- written: 7 0 -> answer 7
- 7 - 6
- ones: 7 - 6 = 1, write 1
- written: 1 -> answer 1
- Subtracted 6 exactly 4 times; 1 left, which is less than 6.
Answer: 4 bags, 1 leftover


Question: Dinner costs $57.93. You add a 10% tip and pay $80.00. How much change?
Let's think step by step.
- Bill is 5793 cents.
- 10% tip = 5793 / 10 = 579.
- Total = 5793 + 579.
- 3 + 9 = 12 -> write 2, carry 1
- 9 + 7 + 1 = 17 -> write 7, carry 1
- 7 + 5 + 1 = 13 -> write 3, carry 1
- 5 + 0 + 1 = 6 -> write 6
- written: 2 7 3 6 -> answer 6372
- Change = 8000 - 6372.
- 8000 - 6372
- ones: 0 - 2 can't, borrow -> 10 - 2 = 8, write 8
- tens: 9 - 7 = 2, write 2
- hundreds: 9 - 3 = 6, write 6
- thousands: 7 - 6 = 1, write 1
- written: 8 2 6 1 -> answer 1628
Answer: $16.28


Question: You have 20 cookies and pack them 6 per bag. How many full bags, and how many cookies are left over?
Let's think step by step.
- Keep subtracting 6 until too little remains.
- 20 - 6
- ones: 0 - 6 can't, borrow -> 10 - 6 = 4, write 4
- tens: 1 - 0 = 1, write 1
- written: 4 1 -> answer 14
- 14 - 6
- ones: 4 - 6 can't, borrow -> 14 - 6 = 8, write 8
- tens: 0 - 0 = 0, write 0
- written: 8 0 -> answer 8
- 8 - 6
- ones: 8 - 6 = 2, write 2
- written: 2 -> answer 2
- Subtracted 6 exactly 3 times; 2 left, which is less than 6.
Answer: 3 bags, 2 leftover


Question: A recipe for 2 people uses 5 cups of flour. You need to serve 4 people. How much flour?
Let's think step by step.
- The recipe serves 2; you need 4 servings, so multiply by 2.
- 5 * 2
- 5 * 2 = 10 -> write 0, carry 1
- carry 1 -> write 1
- written: 0 1 -> answer 10
Answer: 10 cups


Question: What is 3 ft 5 in plus 4 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: 3 + 4 + 1 = 8.
Answer: 8 ft 3 in


Question: What is 3 ft 9 in plus 4 ft 2 in?
Let's think step by step.
- Add inches: 9 + 2 = 11.
- Feet: 3 + 4 + 0 = 7.
Answer: 7 ft 11 in


Question: If 2 shirts cost 16 dollars, how much do 5 shirts cost?
Let's think step by step.
- 2 cost 16 dollars, so 1 costs 8 dollars.
- 5 * 8
- 5 * 8 = 40 -> write 0, carry 4
- carry 4 -> write 4
- written: 0 4 -> answer 40
Answer: 40 dollars


Question: Class A collected 369 cans and class B collected 234 cans. How many more did class A collect?
Let's think step by step.
- Difference = 369 - 234.
- 369 - 234
- ones: 9 - 4 = 5, write 5
- tens: 6 - 3 = 3, write 3
- hundreds: 3 - 2 = 1, write 1
- written: 5 3 1 -> answer 135
Answer: 135


Question: A bus leaves at 9:03. The ride takes 40 minutes and the walk home takes 5 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 40 + 5.
- 0 + 5 = 5 -> write 5
- 4 + 0 = 4 -> write 4
- written: 5 4 -> answer 45
- Leave at 9:03. Add 45 minutes: 3 + 45 = 48 minutes.
Answer: 9:48


Question: A garden is 7 meters by 11 meters. Fencing costs $5 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 7 + 11 + 7 + 11.
- 7 + 1 = 8 -> write 8
- 0 + 1 = 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 * 5.
- 36 * 5
- 6 * 5 = 30 -> write 0, carry 3
- 3 * 5 + 3 = 18 -> write 8, carry 1
- carry 1 -> write 1
- written: 0 8 1 -> answer 180
Answer: $180


Question: If 3 shirts cost 9 dollars, how much do 5 shirts cost?
Let's think step by step.
- 3 cost 9 dollars, so 1 costs 3 dollars.
- 5 * 3
- 5 * 3 = 15 -> write 5, carry 1
- carry 1 -> write 1
- written: 5 1 -> answer 15
Answer: 15 dollars


Question: You have 27 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.
- 27 - 8
- ones: 7 - 8 can't, borrow -> 17 - 8 = 9, write 9
- tens: 1 - 0 = 1, write 1
- written: 9 1 -> answer 19
- 19 - 8
- ones: 9 - 8 = 1, write 1
- tens: 1 - 0 = 1, write 1
- written: 1 1 -> answer 11
- 11 - 8
- ones: 1 - 8 can't, borrow -> 11 - 8 = 3, write 3
- tens: 0 - 0 = 0, write 0
- written: 3 0 -> answer 3
- Subtracted 8 exactly 3 times; 3 left, which is less than 8.
Answer: 3 bags, 3 leftover


Question: Class A collected 633 cans and class B collected 542 cans. How many more did class A collect?
Let's think step by step.
- Difference = 633 - 542.
- 633 - 542
- ones: 3 - 2 = 1, write 1
- tens: 3 - 4 can't, borrow -> 13 - 4 = 9, write 9
- hundreds: 5 - 5 = 0, write 0
- written: 1 9 0 -> answer 91
Answer: 91


Question: What is 3 gal 1 qt plus 2 gal 3 qt?
Let's think step by step.
- Add quarts: 1 + 3 = 4.
- 4 quarts is 1 gallon 0 quarts (4 quarts in a gallon).
- Gallons: 3 + 2 + 1 = 6.
Answer: 6 gal 0 qt


Question: If 4 shirts cost 32 dollars, how much do 6 shirts cost?
Let's think step by step.
- 4 cost 32 dollars, so 1 costs 8 dollars.
- 6 * 8
- 6 * 8 = 48 -> write 8, carry 4
- carry 4 -> write 4
- written: 8 4 -> answer 48
Answer: 48 dollars


Question: If 3 shirts cost 21 dollars, how much do 7 shirts cost?
Let's think step by step.
- 3 cost 21 dollars, so 1 costs 7 dollars.
- 7 * 7
- 7 * 7 = 49 -> write 9, carry 4
- carry 4 -> write 4
- written: 9 4 -> answer 49
Answer: 49 dollars


Question: A bus leaves at 10:03. The ride takes 35 minutes and the walk home takes 6 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 35 + 6.
- 5 + 6 = 11 -> write 1, carry 1
- 3 + 0 + 1 = 4 -> write 4
- written: 1 4 -> answer 41
- Leave at 10:03. Add 41 minutes: 3 + 41 = 44 minutes.
Answer: 10:44


Question: Class A collected 658 cans and class B collected 344 cans. How many more did class A collect?
Let's think step by step.
- Difference = 658 - 344.
- 658 - 344
- ones: 8 - 4 = 4, write 4
- tens: 5 - 4 = 1, write 1
- hundreds: 6 - 3 = 3, write 3
- written: 4 1 3 -> answer 314
Answer: 314


Question: Dinner costs $73.80. You add a 15% tip and pay $100.00. How much change?
Let's think step by step.
- Bill is 7380 cents.
- 10% = 738; half of that is 369; tip = 738 + 369 = 1107.
- Total = 7380 + 1107.
- 0 + 7 = 7 -> write 7
- 8 + 0 = 8 -> write 8
- 3 + 1 = 4 -> write 4
- 7 + 1 = 8 -> write 8
- written: 7 8 4 8 -> answer 8487
- Change = 10000 - 8487.
- 10000 - 8487
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 9 - 8 = 1, write 1
- hundreds: 9 - 4 = 5, write 5
- thousands: 9 - 8 = 1, write 1
- ten-thousands: 0 - 0 = 0, write 0
- written: 3 1 5 1 0 -> answer 1513
Answer: $15.13


Question: A bus leaves at 7:42. 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 7:42. Add 44 minutes: 42 + 44 = 86 minutes.
- 86 is more than 60, so subtract 60: 86 - 60 = 26, and add 1 hour: 7 + 1 = 8.
Answer: 8:26


Question: What is 2 gal 1 qt plus 2 gal 3 qt?
Let's think step by step.
- Add quarts: 1 + 3 = 4.
- 4 quarts is 1 gallon 0 quarts (4 quarts in a gallon).
- Gallons: 2 + 2 + 1 = 5.
Answer: 5 gal 0 qt


Question: Class A collected 233 cans and class B collected 226 cans. How many more did class A collect?
Let's think step by step.
- Difference = 233 - 226.
- 233 - 226
- ones: 3 - 6 can't, borrow -> 13 - 6 = 7, write 7
- tens: 2 - 2 = 0, write 0
- hundreds: 2 - 2 = 0, write 0
- written: 7 0 0 -> answer 7
Answer: 7


Question: Class A collected 689 cans and class B collected 564 cans. How many more did class A collect?
Let's think step by step.
- Difference = 689 - 564.
- 689 - 564
- ones: 9 - 4 = 5, write 5
- tens: 8 - 6 = 2, write 2
- hundreds: 6 - 5 = 1, write 1
- written: 5 2 1 -> answer 125
Answer: 125


Question: A car drives 45 miles per hour for 2 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 45 * 2.
- 45 * 2
- 5 * 2 = 10 -> write 0, carry 1
- 4 * 2 + 1 = 9 -> write 9
- written: 0 9 -> answer 90
Answer: 90 miles


Question: You have 29 cookies and pack them 6 per bag. How many full bags, and how many cookies are left over?
Let's think step by step.
- Keep subtracting 6 until too little remains.
- 29 - 6
- ones: 9 - 6 = 3, write 3
- tens: 2 - 0 = 2, write 2
- written: 3 2 -> answer 23
- 23 - 6
- ones: 3 - 6 can't, borrow -> 13 - 6 = 7, write 7
- tens: 1 - 0 = 1, write 1
- written: 7 1 -> answer 17
- 17 - 6
- ones: 7 - 6 = 1, write 1
- tens: 1 - 0 = 1, write 1
- written: 1 1 -> answer 11
- 11 - 6
- ones: 1 - 6 can't, borrow -> 11 - 6 = 5, write 5
- tens: 0 - 0 = 0, write 0
- written: 5 0 -> answer 5
- Subtracted 6 exactly 4 times; 5 left, which is less than 6.
Answer: 4 bags, 5 leftover


Question: A garden is 8 meters by 5 meters. Fencing costs $4 per meter. How much to fence it?
Let's think step by step.
- Perimeter = 8 + 5 + 8 + 5.
- 8 + 5 = 13 -> write 3, carry 1
- carry 1 -> write 1
- written: 3 1 -> answer 13
- 3 + 3 = 6 -> write 6
- 1 + 1 = 2 -> write 2
- written: 6 2 -> answer 26
- Fence cost = 26 * 4.
- 26 * 4
- 6 * 4 = 24 -> write 4, carry 2
- 2 * 4 + 2 = 10 -> write 0, carry 1
- carry 1 -> write 1
- written: 4 0 1 -> answer 104
Answer: $104


Question: You have 29 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.
- 29 - 7
- ones: 9 - 7 = 2, write 2
- tens: 2 - 0 = 2, write 2
- written: 2 2 -> answer 22
- 22 - 7
- ones: 2 - 7 can't, borrow -> 12 - 7 = 5, write 5
- tens: 1 - 0 = 1, write 1
- written: 5 1 -> answer 15
- 15 - 7
- ones: 5 - 7 can't, borrow -> 15 - 7 = 8, write 8
- tens: 0 - 0 = 0, write 0
- written: 8 0 -> answer 8
- 8 - 7
- ones: 8 - 7 = 1, write 1
- written: 1 -> answer 1
- Subtracted 7 exactly 4 times; 1 left, which is less than 7.
Answer: 4 bags, 1 leftover


Question: A bus leaves at 8:18. The ride takes 21 minutes and the walk home takes 8 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 21 + 8.
- 1 + 8 = 9 -> write 9
- 2 + 0 = 2 -> write 2
- written: 9 2 -> answer 29
- Leave at 8:18. Add 29 minutes: 18 + 29 = 47 minutes.
Answer: 8:47


Question: Dinner costs $54.43. You add a 10% tip and pay $70.00. How much change?
Let's think step by step.
- Bill is 5443 cents.
- 10% tip = 5443 / 10 = 544.
- Total = 5443 + 544.
- 3 + 4 = 7 -> write 7
- 4 + 4 = 8 -> write 8
- 4 + 5 = 9 -> write 9
- 5 + 0 = 5 -> write 5
- written: 7 8 9 5 -> answer 5987
- Change = 7000 - 5987.
- 7000 - 5987
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 9 - 8 = 1, write 1
- hundreds: 9 - 9 = 0, write 0
- thousands: 6 - 5 = 1, write 1
- written: 3 1 0 1 -> answer 1013
Answer: $10.13


Question: Dinner costs $34.82. You add a 10% tip and pay $50.00. How much change?
Let's think step by step.
- Bill is 3482 cents.
- 10% tip = 3482 / 10 = 348.
- Total = 3482 + 348.
- 2 + 8 = 10 -> write 0, carry 1
- 8 + 4 + 1 = 13 -> write 3, carry 1
- 4 + 3 + 1 = 8 -> write 8
- 3 + 0 = 3 -> write 3
- written: 0 3 8 3 -> answer 3830
- Change = 5000 - 3830.
- 5000 - 3830
- ones: 0 - 0 = 0, write 0
- tens: 0 - 3 can't, borrow -> 10 - 3 = 7, write 7
- hundreds: 9 - 8 = 1, write 1
- thousands: 4 - 3 = 1, write 1
- written: 0 7 1 1 -> answer 1170
Answer: $11.70


Question: Class A collected 780 cans and class B collected 402 cans. How many more did class A collect?
Let's think step by step.
- Difference = 780 - 402.
- 780 - 402
- ones: 0 - 2 can't, borrow -> 10 - 2 = 8, write 8
- tens: 7 - 0 = 7, write 7
- hundreds: 7 - 4 = 3, write 3
- written: 8 7 3 -> answer 378
Answer: 378


Question: 'I have read 54 pages of this 200-page book.' 'I have read 67 pages.' How many pages have they not read between them?
Let's think step by step.
- Pages read together = 54 + 67.
- 4 + 7 = 11 -> write 1, carry 1
- 5 + 6 + 1 = 12 -> write 2, carry 1
- carry 1 -> write 1
- written: 1 2 1 -> answer 121
- Pages left = 200 - 121.
- 200 - 121
- ones: 0 - 1 can't, borrow -> 10 - 1 = 9, write 9
- tens: 9 - 2 = 7, write 7
- hundreds: 1 - 1 = 0, write 0
- written: 9 7 0 -> answer 79
Answer: 79


Question: If 3 shirts cost 15 dollars, how much do 4 shirts cost?
Let's think step by step.
- 3 cost 15 dollars, so 1 costs 5 dollars.
- 4 * 5
- 4 * 5 = 20 -> write 0, carry 2
- carry 2 -> write 2
- written: 0 2 -> answer 20
Answer: 20 dollars


Question: You get $30.00 allowance, spend $8.66 on lunch and $3.35 on a gift, then buy a $18.10 game. How much is left?
Let's think step by step.
- Allowance in cents: 3000. First purchase: 866.
- 3000 - 866
- ones: 0 - 6 can't, borrow -> 10 - 6 = 4, write 4
- tens: 9 - 6 = 3, write 3
- hundreds: 9 - 8 = 1, write 1
- thousands: 2 - 0 = 2, write 2
- written: 4 3 1 2 -> answer 2134
- Second purchase: 335.
- 2134 - 335
- ones: 4 - 5 can't, borrow -> 14 - 5 = 9, write 9
- tens: 2 - 3 can't, borrow -> 12 - 3 = 9, write 9
- hundreds: 0 - 3 can't, borrow -> 10 - 3 = 7, write 7
- thousands: 1 - 0 = 1, write 1
- written: 9 9 7 1 -> answer 1799
- The game costs 1810, which is more than 1799.
Answer: not enough money


Question: You get $20.00 allowance, spend $12.47 on lunch and $2.78 on a gift, then buy a $14.01 game. How much is left?
Let's think step by step.
- Allowance in cents: 2000. First purchase: 1247.
- 2000 - 1247
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 9 - 4 = 5, write 5
- hundreds: 9 - 2 = 7, write 7
- thousands: 1 - 1 = 0, write 0
- written: 3 5 7 0 -> answer 753
- Second purchase: 278.
- 753 - 278
- ones: 3 - 8 can't, borrow -> 13 - 8 = 5, write 5
- tens: 4 - 7 can't, borrow -> 14 - 7 = 7, write 7
- hundreds: 6 - 2 = 4, write 4
- written: 5 7 4 -> answer 475
- The game costs 1401, which is more than 475.
Answer: not enough money


Question: Class A collected 643 cans and class B collected 175 cans. How many more did class A collect?
Let's think step by step.
- Difference = 643 - 175.
- 643 - 175
- ones: 3 - 5 can't, borrow -> 13 - 5 = 8, write 8
- tens: 3 - 7 can't, borrow -> 13 - 7 = 6, write 6
- hundreds: 5 - 1 = 4, write 4
- written: 8 6 4 -> answer 468
Answer: 468


Question: Dinner costs $54.68. You add a 10% tip and pay $80.00. How much change?
Let's think step by step.
- Bill is 5468 cents.
- 10% tip = 5468 / 10 = 546.
- Total = 5468 + 546.
- 8 + 6 = 14 -> write 4, carry 1
- 6 + 4 + 1 = 11 -> write 1, carry 1
- 4 + 5 + 1 = 10 -> write 0, carry 1
- 5 + 0 + 1 = 6 -> write 6
- written: 4 1 0 6 -> answer 6014
- Change = 8000 - 6014.
- 8000 - 6014
- ones: 0 - 4 can't, borrow -> 10 - 4 = 6, write 6
- tens: 9 - 1 = 8, write 8
- hundreds: 9 - 0 = 9, write 9
- thousands: 7 - 6 = 1, write 1
- written: 6 8 9 1 -> answer 1986
Answer: $19.86


Question: A recipe for 4 people uses 3 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.
- 3 * 2
- 3 * 2 = 6 -> write 6
- written: 6 -> answer 6
Answer: 6 cups


Question: Dinner costs $80.14. You add a 10% tip and pay $100.00. How much change?
Let's think step by step.
- Bill is 8014 cents.
- 10% tip = 8014 / 10 = 801.
- Total = 8014 + 801.
- 4 + 1 = 5 -> write 5
- 1 + 0 = 1 -> write 1
- 0 + 8 = 8 -> write 8
- 8 + 0 = 8 -> write 8
- written: 5 1 8 8 -> answer 8815
- Change = 10000 - 8815.
- 10000 - 8815
- ones: 0 - 5 can't, borrow -> 10 - 5 = 5, write 5
- tens: 9 - 1 = 8, write 8
- hundreds: 9 - 8 = 1, write 1
- thousands: 9 - 8 = 1, write 1
- ten-thousands: 0 - 0 = 0, write 0
- written: 5 8 1 1 0 -> answer 1185
Answer: $11.85


Question: A recipe for 2 people uses 5.5 cups of flour. You need to serve 4 people. How much flour?
Let's think step by step.
- The recipe serves 2; you need 4 servings, so multiply by 2.
- 5 * 2
- 5 * 2 = 10 -> write 0, carry 1
- carry 1 -> write 1
- written: 0 1 -> answer 10
- Plus the half cup, also multiplied: 0.5 * 2 = 1 cups, total 10.5 cups.
Answer: 10.5 cups


Question: Class A collected 895 cans and class B collected 760 cans. How many more did class A collect?
Let's think step by step.
- Difference = 895 - 760.
- 895 - 760
- ones: 5 - 0 = 5, write 5
- tens: 9 - 6 = 3, write 3
- hundreds: 8 - 7 = 1, write 1
- written: 5 3 1 -> answer 135
Answer: 135


Question: A car drives 50 miles per hour for 5 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 50 * 5.
- 50 * 5
- 0 * 5 = 0 -> write 0
- 5 * 5 = 25 -> write 5, carry 2
- carry 2 -> write 2
- written: 0 5 2 -> answer 250
Answer: 250 miles


Question: Class A collected 617 cans and class B collected 398 cans. How many more did class A collect?
Let's think step by step.
- Difference = 617 - 398.
- 617 - 398
- ones: 7 - 8 can't, borrow -> 17 - 8 = 9, write 9
- tens: 0 - 9 can't, borrow -> 10 - 9 = 1, write 1
- hundreds: 5 - 3 = 2, write 2
- written: 9 1 2 -> answer 219
Answer: 219


Question: What is 5 ft 9 in plus 3 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: 5 + 3 + 1 = 9.
Answer: 9 ft 1 in


Question: Dinner costs $60.06. You add a 10% tip and pay $80.00. How much change?
Let's think step by step.
- Bill is 6006 cents.
- 10% tip = 6006 / 10 = 600.
- Total = 6006 + 600.
- 6 + 0 = 6 -> write 6
- 0 + 0 = 0 -> write 0
- 0 + 6 = 6 -> write 6
- 6 + 0 = 6 -> write 6
- written: 6 0 6 6 -> answer 6606
- Change = 8000 - 6606.
- 8000 - 6606
- ones: 0 - 6 can't, borrow -> 10 - 6 = 4, write 4
- tens: 9 - 0 = 9, write 9
- hundreds: 9 - 6 = 3, write 3
- thousands: 7 - 6 = 1, write 1
- written: 4 9 3 1 -> answer 1394
Answer: $13.94


Question: A bus leaves at 7:36. The ride takes 34 minutes and the walk home takes 7 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 34 + 7.
- 4 + 7 = 11 -> write 1, carry 1
- 3 + 0 + 1 = 4 -> write 4
- written: 1 4 -> answer 41
- Leave at 7:36. Add 41 minutes: 36 + 41 = 77 minutes.
- 77 is more than 60, so subtract 60: 77 - 60 = 17, and add 1 hour: 7 + 1 = 8.
Answer: 8:17


Question: A car drives 44 miles per hour for 2 hours. How far does it travel?
Let's think step by step.
- Distance = speed * time = 44 * 2.
- 44 * 2
- 4 * 2 = 8 -> write 8
- 4 * 2 = 8 -> write 8
- written: 8 8 -> answer 88
Answer: 88 miles


Question: What is 4 ft 10 in plus 3 ft 10 in?
Let's think step by step.
- Add inches: 10 + 10 = 20.
- 20 inches is 1 foot 8 inches (12 inches in a foot).
- Feet: 4 + 3 + 1 = 8.
Answer: 8 ft 8 in


Question: You have 25 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.
- 25 - 9
- ones: 5 - 9 can't, borrow -> 15 - 9 = 6, write 6
- tens: 1 - 0 = 1, write 1
- written: 6 1 -> answer 16
- 16 - 9
- ones: 6 - 9 can't, borrow -> 16 - 9 = 7, write 7
- tens: 0 - 0 = 0, write 0
- written: 7 0 -> answer 7
- Subtracted 9 exactly 2 times; 7 left, which is less than 9.
Answer: 2 bags, 7 leftover


Question: Class A collected 487 cans and class B collected 275 cans. How many more did class A collect?
Let's think step by step.
- Difference = 487 - 275.
- 487 - 275
- ones: 7 - 5 = 2, write 2
- tens: 8 - 7 = 1, write 1
- hundreds: 4 - 2 = 2, write 2
- written: 2 1 2 -> answer 212
Answer: 212


Question: Dinner costs $40.32. You add a 10% tip and pay $60.00. How much change?
Let's think step by step.
- Bill is 4032 cents.
- 10% tip = 4032 / 10 = 403.
- Total = 4032 + 403.
- 2 + 3 = 5 -> write 5
- 3 + 0 = 3 -> write 3
- 0 + 4 = 4 -> write 4
- 4 + 0 = 4 -> write 4
- written: 5 3 4 4 -> answer 4435
- Change = 6000 - 4435.
- 6000 - 4435
- ones: 0 - 5 can't, borrow -> 10 - 5 = 5, write 5
- tens: 9 - 3 = 6, write 6
- hundreds: 9 - 4 = 5, write 5
- thousands: 5 - 4 = 1, write 1
- written: 5 6 5 1 -> answer 1565
Answer: $15.65


Question: What is 3 ft 1 in plus 2 ft 8 in?
Let's think step by step.
- Add inches: 1 + 8 = 9.
- Feet: 3 + 2 + 0 = 5.
Answer: 5 ft 9 in


Question: 'I have read 37 pages of this 350-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 = 37 + 38.
- 7 + 8 = 15 -> write 5, carry 1
- 3 + 3 + 1 = 7 -> write 7
- written: 5 7 -> answer 75
- Pages left = 350 - 75.
- 350 - 75
- ones: 0 - 5 can't, borrow -> 10 - 5 = 5, write 5
- tens: 4 - 7 can't, borrow -> 14 - 7 = 7, write 7
- hundreds: 2 - 0 = 2, write 2
- written: 5 7 2 -> answer 275
Answer: 275


Question: Class A collected 862 cans and class B collected 140 cans. How many more did class A collect?
Let's think step by step.
- Difference = 862 - 140.
- 862 - 140
- ones: 2 - 0 = 2, write 2
- tens: 6 - 4 = 2, write 2
- hundreds: 8 - 1 = 7, write 7
- written: 2 2 7 -> answer 722
Answer: 722


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


Question: Class A collected 528 cans and class B collected 347 cans. How many more did class A collect?
Let's think step by step.
- Difference = 528 - 347.
- 528 - 347
- ones: 8 - 7 = 1, write 1
- tens: 2 - 4 can't, borrow -> 12 - 4 = 8, write 8
- hundreds: 4 - 3 = 1, write 1
- written: 1 8 1 -> answer 181
Answer: 181


Question: You have 30 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.
- 30 - 7
- ones: 0 - 7 can't, borrow -> 10 - 7 = 3, write 3
- tens: 2 - 0 = 2, write 2
- written: 3 2 -> answer 23
- 23 - 7
- ones: 3 - 7 can't, borrow -> 13 - 7 = 6, write 6
- tens: 1 - 0 = 1, write 1
- written: 6 1 -> answer 16
- 16 - 7
- ones: 6 - 7 can't, borrow -> 16 - 7 = 9, write 9
- tens: 0 - 0 = 0, write 0
- written: 9 0 -> answer 9
- 9 - 7
- ones: 9 - 7 = 2, write 2
- written: 2 -> answer 2
- Subtracted 7 exactly 4 times; 2 left, which is less than 7.
Answer: 4 bags, 2 leftover


Question: If 4 shirts cost 8 dollars, how much do 5 shirts cost?
Let's think step by step.
- 4 cost 8 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: If 3 shirts cost 12 dollars, how much do 9 shirts cost?
Let's think step by step.
- 3 cost 12 dollars, so 1 costs 4 dollars.
- 9 * 4
- 9 * 4 = 36 -> write 6, carry 3
- carry 3 -> write 3
- written: 6 3 -> answer 36
Answer: 36 dollars


Question: A bus leaves at 10:22. The ride takes 27 minutes and the walk home takes 7 minutes. What time do you arrive?
Let's think step by step.
- Total travel minutes = 27 + 7.
- 7 + 7 = 14 -> write 4, carry 1
- 2 + 0 + 1 = 3 -> write 3
- written: 4 3 -> answer 34
- Leave at 10:22. Add 34 minutes: 22 + 34 = 56 minutes.
Answer: 10:56