3rd Grade Subtraction Worksheet — Level 2 — Practice Set 3 — Answers
Answer sheet with worked solutions for the 3rd Grade subtraction worksheet.
3rd Grade Subtraction Worksheet — Level 2 — Practice Set 3 — Answers
Set out each subtraction in columns. Show any regrouping.
1.
8234
−7937
Answer: 297
- 4 is less than 7: regroup 1 ten from the next column → 14 − 7 = 7
- 2 is less than 3: regroup 1 ten from the next column → 12 − 3 = 9
- 1 is less than 9: regroup 1 ten from the next column → 11 − 9 = 2
- 7 − 7 = 0
2.
2958
−1983
Answer: 975
- 8 − 3 = 5
- 5 is less than 8: regroup 1 ten from the next column → 15 − 8 = 7
- 8 is less than 9: regroup 1 ten from the next column → 18 − 9 = 9
- 1 − 1 = 0
3.
5712
−5703
Answer: 9
- 2 is less than 3: regroup 1 ten from the next column → 12 − 3 = 9
- 0 − 0 = 0
- 7 − 7 = 0
- 5 − 5 = 0
4.
6295
−1528
Answer: 4767
- 5 is less than 8: regroup 1 ten from the next column → 15 − 8 = 7
- 8 − 2 = 6
- 2 is less than 5: regroup 1 ten from the next column → 12 − 5 = 7
- 5 − 1 = 4
5.
2493
−1269
Answer: 1224
- 3 is less than 9: regroup 1 ten from the next column → 13 − 9 = 4
- 8 − 6 = 2
- 4 − 2 = 2
- 2 − 1 = 1
6.
5840
−4523
Answer: 1317
- 0 is less than 3: regroup 1 ten from the next column → 10 − 3 = 7
- 3 − 2 = 1
- 8 − 5 = 3
- 5 − 4 = 1
7.
4900
−1825
Answer: 3075
- 0 is less than 5: regroup 1 ten from the next column → 10 − 5 = 5
- 0 lent 1 to the column before, so regroup again: this column becomes 9 → 9 − 2 = 7
- 8 − 8 = 0
- 4 − 1 = 3
8.
9361
−1243
Answer: 8118
- 1 is less than 3: regroup 1 ten from the next column → 11 − 3 = 8
- 5 − 4 = 1
- 3 − 2 = 1
- 9 − 1 = 8
9.
3679
−1258
Answer: 2421
- 9 − 8 = 1
- 7 − 5 = 2
- 6 − 2 = 4
- 3 − 1 = 2
10.
7963
−1113
Answer: 6850
- 3 − 3 = 0
- 6 − 1 = 5
- 9 − 1 = 8
- 7 − 1 = 6
11.
8627
−3745
Answer: 4882
- 7 − 5 = 2
- 2 is less than 4: regroup 1 ten from the next column → 12 − 4 = 8
- 5 is less than 7: regroup 1 ten from the next column → 15 − 7 = 8
- 7 − 3 = 4
12.
9462
−6430
Answer: 3032
- 2 − 0 = 2
- 6 − 3 = 3
- 4 − 4 = 0
- 9 − 6 = 3
13.
5881
−4813
Answer: 1068
- 1 is less than 3: regroup 1 ten from the next column → 11 − 3 = 8
- 7 − 1 = 6
- 8 − 8 = 0
- 5 − 4 = 1
14.
6127
−3589
Answer: 2538
- 7 is less than 9: regroup 1 ten from the next column → 17 − 9 = 8
- 1 is less than 8: regroup 1 ten from the next column → 11 − 8 = 3
- 0 is less than 5: regroup 1 ten from the next column → 10 − 5 = 5
- 5 − 3 = 2
15.
6395
−2686
Answer: 3709
- 5 is less than 6: regroup 1 ten from the next column → 15 − 6 = 9
- 8 − 8 = 0
- 3 is less than 6: regroup 1 ten from the next column → 13 − 6 = 7
- 5 − 2 = 3
16.
6058
−3017
Answer: 3041
- 8 − 7 = 1
- 5 − 1 = 4
- 0 − 0 = 0
- 6 − 3 = 3
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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