4th Grade Addition Worksheet — Level 2 — Practice Set 2 — Answers
Answer sheet with worked solutions for the 4th Grade addition worksheet.
4th Grade Addition Worksheet — Level 2 — Practice Set 2 — Answers
Set out each sum in columns. Show any regrouping.
1.
2436
+1629
Answer: 4065
- 6 + 9 = 15 → write 5, carry 1
- 3 + 2 + 1 = 6
- 4 + 6 = 10 → write 0, carry 1
- 2 + 1 + 1 = 4
2.
6618
+2639
Answer: 9257
- 8 + 9 = 17 → write 7, carry 1
- 1 + 3 + 1 = 5
- 6 + 6 = 12 → write 2, carry 1
- 6 + 2 + 1 = 9
3.
8434
+1565
Answer: 9999
- 4 + 5 = 9
- 3 + 6 = 9
- 4 + 5 = 9
- 8 + 1 = 9
4.
6113
+3555
Answer: 9668
- 3 + 5 = 8
- 1 + 5 = 6
- 1 + 5 = 6
- 6 + 3 = 9
5.
2551
+2828
Answer: 5379
- 1 + 8 = 9
- 5 + 2 = 7
- 5 + 8 = 13 → write 3, carry 1
- 2 + 2 + 1 = 5
6.
8415
+1584
Answer: 9999
- 5 + 4 = 9
- 1 + 8 = 9
- 4 + 5 = 9
- 8 + 1 = 9
7.
7146
+2853
Answer: 9999
- 6 + 3 = 9
- 4 + 5 = 9
- 1 + 8 = 9
- 7 + 2 = 9
8.
5515
+4484
Answer: 9999
- 5 + 4 = 9
- 1 + 8 = 9
- 5 + 4 = 9
- 5 + 4 = 9
9.
4557
+1091
Answer: 5648
- 7 + 1 = 8
- 5 + 9 = 14 → write 4, carry 1
- 5 + 0 + 1 = 6
- 4 + 1 = 5
10.
5545
+4454
Answer: 9999
- 5 + 4 = 9
- 4 + 5 = 9
- 5 + 4 = 9
- 5 + 4 = 9
11.
8990
+1009
Answer: 9999
- 0 + 9 = 9
- 9 + 0 = 9
- 9 + 0 = 9
- 8 + 1 = 9
12.
4998
+1833
Answer: 6831
- 8 + 3 = 11 → write 1, carry 1
- 9 + 3 + 1 = 13 → write 3, carry 1
- 9 + 8 + 1 = 18 → write 8, carry 1
- 4 + 1 + 1 = 6
13.
7049
+2222
Answer: 9271
- 9 + 2 = 11 → write 1, carry 1
- 4 + 2 + 1 = 7
- 0 + 2 = 2
- 7 + 2 = 9
14.
3074
+1167
Answer: 4241
- 4 + 7 = 11 → write 1, carry 1
- 7 + 6 + 1 = 14 → write 4, carry 1
- 0 + 1 + 1 = 2
- 3 + 1 = 4
15.
3161
+6838
Answer: 9999
- 1 + 8 = 9
- 6 + 3 = 9
- 1 + 8 = 9
- 3 + 6 = 9
16.
3647
+6352
Answer: 9999
- 7 + 2 = 9
- 4 + 5 = 9
- 6 + 3 = 9
- 3 + 6 = 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.