4th Grade Addition Worksheet — Level 2 — Practice Set 4 — Answers
Answer sheet with worked solutions for the 4th Grade addition worksheet.
4th Grade Addition Worksheet — Level 2 — Practice Set 4 — Answers
Set out each sum in columns. Show any regrouping.
1.
3910
+2751
Answer: 6661
- 0 + 1 = 1
- 1 + 5 = 6
- 9 + 7 = 16 → write 6, carry 1
- 3 + 2 + 1 = 6
2.
8040
+1131
Answer: 9171
- 0 + 1 = 1
- 4 + 3 = 7
- 0 + 1 = 1
- 8 + 1 = 9
3.
1482
+6941
Answer: 8423
- 2 + 1 = 3
- 8 + 4 = 12 → write 2, carry 1
- 4 + 9 + 1 = 14 → write 4, carry 1
- 1 + 6 + 1 = 8
4.
6095
+3904
Answer: 9999
- 5 + 4 = 9
- 9 + 0 = 9
- 0 + 9 = 9
- 6 + 3 = 9
5.
5980
+3890
Answer: 9870
- 0 + 0 = 0
- 8 + 9 = 17 → write 7, carry 1
- 9 + 8 + 1 = 18 → write 8, carry 1
- 5 + 3 + 1 = 9
6.
8354
+1645
Answer: 9999
- 4 + 5 = 9
- 5 + 4 = 9
- 3 + 6 = 9
- 8 + 1 = 9
7.
4785
+5214
Answer: 9999
- 5 + 4 = 9
- 8 + 1 = 9
- 7 + 2 = 9
- 4 + 5 = 9
8.
4779
+5220
Answer: 9999
- 9 + 0 = 9
- 7 + 2 = 9
- 7 + 2 = 9
- 4 + 5 = 9
9.
6102
+1735
Answer: 7837
- 2 + 5 = 7
- 0 + 3 = 3
- 1 + 7 = 8
- 6 + 1 = 7
10.
7286
+2713
Answer: 9999
- 6 + 3 = 9
- 8 + 1 = 9
- 2 + 7 = 9
- 7 + 2 = 9
11.
3965
+3291
Answer: 7256
- 5 + 1 = 6
- 6 + 9 = 15 → write 5, carry 1
- 9 + 2 + 1 = 12 → write 2, carry 1
- 3 + 3 + 1 = 7
12.
1700
+6631
Answer: 8331
- 0 + 1 = 1
- 0 + 3 = 3
- 7 + 6 = 13 → write 3, carry 1
- 1 + 6 + 1 = 8
13.
2885
+2095
Answer: 4980
- 5 + 5 = 10 → write 0, carry 1
- 8 + 9 + 1 = 18 → write 8, carry 1
- 8 + 0 + 1 = 9
- 2 + 2 = 4
14.
4776
+5223
Answer: 9999
- 6 + 3 = 9
- 7 + 2 = 9
- 7 + 2 = 9
- 4 + 5 = 9
15.
3880
+5970
Answer: 9850
- 0 + 0 = 0
- 8 + 7 = 15 → write 5, carry 1
- 8 + 9 + 1 = 18 → write 8, carry 1
- 3 + 5 + 1 = 9
16.
2966
+7033
Answer: 9999
- 6 + 3 = 9
- 6 + 3 = 9
- 9 + 0 = 9
- 2 + 7 = 9
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.