4th Grade Subtraction Worksheet — Level 3 — Practice Set 4 — Answers
Answer sheet with worked solutions for the 4th Grade subtraction worksheet.
4th Grade Subtraction Worksheet — Level 3 — Practice Set 4 — Answers
Set out each subtraction in columns. Show any regrouping.
1.
8019
−1140
Answer: 6879
- 9 − 0 = 9
- 1 is less than 4: regroup 1 ten from the next column → 11 − 4 = 7
- 0 lent 1 to the column before, so regroup again: this column becomes 9 → 9 − 1 = 8
- 7 − 1 = 6
2.
3346
−3319
Answer: 27
- 6 is less than 9: regroup 1 ten from the next column → 16 − 9 = 7
- 3 − 1 = 2
- 3 − 3 = 0
- 3 − 3 = 0
3.
3470
−1888
Answer: 1582
- 0 is less than 8: regroup 1 ten from the next column → 10 − 8 = 2
- 6 is less than 8: regroup 1 ten from the next column → 16 − 8 = 8
- 3 is less than 8: regroup 1 ten from the next column → 13 − 8 = 5
- 2 − 1 = 1
4.
5407
−2733
Answer: 2674
- 7 − 3 = 4
- 0 is less than 3: regroup 1 ten from the next column → 10 − 3 = 7
- 3 is less than 7: regroup 1 ten from the next column → 13 − 7 = 6
- 4 − 2 = 2
5.
2227
−1338
Answer: 889
- 7 is less than 8: regroup 1 ten from the next column → 17 − 8 = 9
- 1 is less than 3: regroup 1 ten from the next column → 11 − 3 = 8
- 1 is less than 3: regroup 1 ten from the next column → 11 − 3 = 8
- 1 − 1 = 0
6.
3659
−1115
Answer: 2544
- 9 − 5 = 4
- 5 − 1 = 4
- 6 − 1 = 5
- 3 − 1 = 2
7.
5920
−1798
Answer: 4122
- 0 is less than 8: regroup 1 ten from the next column → 10 − 8 = 2
- 1 is less than 9: regroup 1 ten from the next column → 11 − 9 = 2
- 8 − 7 = 1
- 5 − 1 = 4
8.
3027
−3023
Answer: 4
- 7 − 3 = 4
- 2 − 2 = 0
- 0 − 0 = 0
- 3 − 3 = 0
9.
7109
−3650
Answer: 3459
- 9 − 0 = 9
- 0 is less than 5: regroup 1 ten from the next column → 10 − 5 = 5
- 0 is less than 6: regroup 1 ten from the next column → 10 − 6 = 4
- 6 − 3 = 3
10.
7577
−1091
Answer: 6486
- 7 − 1 = 6
- 7 is less than 9: regroup 1 ten from the next column → 17 − 9 = 8
- 4 − 0 = 4
- 7 − 1 = 6
11.
2051
−1239
Answer: 812
- 1 is less than 9: regroup 1 ten from the next column → 11 − 9 = 2
- 4 − 3 = 1
- 0 is less than 2: regroup 1 ten from the next column → 10 − 2 = 8
- 1 − 1 = 0
12.
5180
−1096
Answer: 4084
- 0 is less than 6: regroup 1 ten from the next column → 10 − 6 = 4
- 7 is less than 9: regroup 1 ten from the next column → 17 − 9 = 8
- 0 − 0 = 0
- 5 − 1 = 4
13.
6947
−3646
Answer: 3301
- 7 − 6 = 1
- 4 − 4 = 0
- 9 − 6 = 3
- 6 − 3 = 3
14.
8222
−8113
Answer: 109
- 2 is less than 3: regroup 1 ten from the next column → 12 − 3 = 9
- 1 − 1 = 0
- 2 − 1 = 1
- 8 − 8 = 0
15.
7398
−4132
Answer: 3266
- 8 − 2 = 6
- 9 − 3 = 6
- 3 − 1 = 2
- 7 − 4 = 3
16.
7580
−2038
Answer: 5542
- 0 is less than 8: regroup 1 ten from the next column → 10 − 8 = 2
- 7 − 3 = 4
- 5 − 0 = 5
- 7 − 2 = 5
Marking tips
- Give credit for correct method even when the final answer slips — the working shows where the thinking went right.
- For open-ended tasks, use the success criteria as a checklist rather than looking for one "right" answer.
- Celebrate what went well first, then pick one thing to work on next.
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