Let's solve each of the
column subtraction problems step by step. We'll subtract the bottom number from the top number in each case, using standard column subtraction (with borrowing if needed).
---
1. 494 - 315
```
494
- 315
-----
```
- Units: 4 - 5 → Can't do, borrow 1 from tens.
- 14 - 5 = 9
- Tens: 8 (after borrowing) - 1 = 7
- Hundreds: 4 - 3 = 1
✔ Answer: 179
---
2. 567 - 328
```
567
- 328
-----
```
- Units: 7 - 8 → Borrow: 17 - 8 = 9
- Tens: 5 (after borrowing) - 2 = 3
- Hundreds: 5 - 3 = 2
✔ Answer: 239
---
3. 952 - 648
```
952
- 648
-----
```
- Units: 2 - 8 → Borrow: 12 - 8 = 4
- Tens: 4 (after borrowing) - 4 = 0
- Hundreds: 9 - 6 = 3
✔ Answer: 304
---
4. 345 - 256
```
345
- 256
-----
```
- Units: 5 - 6 → Borrow: 15 - 6 = 9
- Tens: 3 (after borrowing) - 5 → Can't do, borrow from hundreds
- 13 - 5 = 8
- Hundreds: 2 (after borrowing) - 2 = 0
✔ Answer: 89
---
5. 792 - 537
```
792
- 537
-----
```
- Units: 2 - 7 → Borrow: 12 - 7 = 5
- Tens: 8 (after borrowing) - 3 = 5
- Hundreds: 7 - 5 = 2
✔ Answer: 255
---
6. 922 - 462
```
922
- 462
-----
```
- Units: 2 - 2 = 0
- Tens: 2 - 6 → Borrow: 12 - 6 = 6
- Hundreds: 8 (after borrowing) - 4 = 4
✔ Answer: 460
---
7. 853 - 342
```
853
- 342
-----
```
- Units: 3 - 2 = 1
- Tens: 5 - 4 = 1
- Hundreds: 8 - 3 = 5
✔ Answer: 511
---
8. 719 - 462
```
719
- 462
-----
```
- Units: 9 - 2 = 7
- Tens: 1 - 6 → Borrow: 11 - 6 = 5
- Hundreds: 6 (after borrowing) - 4 = 2
✔ Answer: 257
---
9. 503 - 224
```
503
- 224
-----
```
- Units: 3 - 4 → Borrow: 13 - 4 = 9
- Tens: 9 (after borrowing) - 2 = 7
- Hundreds: 4 (after borrowing) - 2 = 2
✔ Answer: 279
---
10. 685 - 473
```
685
- 473
-----
```
- Units: 5 - 3 = 2
- Tens: 8 - 7 = 1
- Hundreds: 6 - 4 = 2
✔ Answer: 212
---
11. 956 - 728
```
956
- 728
-----
```
- Units: 6 - 8 → Borrow: 16 - 8 = 8
- Tens: 4 (after borrowing) - 2 = 2
- Hundreds: 9 - 7 = 2
✔ Answer: 228
---
12. 637 - 408
```
637
- 408
-----
```
- Units: 7 - 8 → Borrow: 17 - 8 = 9
- Tens: 2 (after borrowing) - 0 = 2
- Hundreds: 6 - 4 = 2
✔ Answer: 229
---
✔ Final Answers:
1.
179
2.
239
3.
304
4.
89
5.
255
6.
460
7.
511
8.
257
9.
279
10.
212
11.
228
12.
229
---
Let me know if you'd like this formatted as a printable answer sheet!
Parent Tip: Review the logic above to help your child master the concept of subtraction worksheet level 5.
