Year 5 Addition Worksheet — Level 1 — Practice Set 3 — Answers
Answer sheet with worked solutions for the Year 5 addition worksheet.
Year 5 Addition Worksheet — Level 1 — Practice Set 3 — Answers
Set out each sum in columns. Show any regrouping.
1.
6879
+1546
Answer: 8425
- 9 + 6 = 15 → write 5, carry 1
- 7 + 4 + 1 = 12 → write 2, carry 1
- 8 + 5 + 1 = 14 → write 4, carry 1
- 6 + 1 + 1 = 8
2.
2407
+7290
Answer: 9697
- 7 + 0 = 7
- 0 + 9 = 9
- 4 + 2 = 6
- 2 + 7 = 9
3.
2223
+1241
Answer: 3464
- 3 + 1 = 4
- 2 + 4 = 6
- 2 + 2 = 4
- 2 + 1 = 3
4.
3448
+1484
Answer: 4932
- 8 + 4 = 12 → write 2, carry 1
- 4 + 8 + 1 = 13 → write 3, carry 1
- 4 + 4 + 1 = 9
- 3 + 1 = 4
5.
4361
+4454
Answer: 8815
- 1 + 4 = 5
- 6 + 5 = 11 → write 1, carry 1
- 3 + 4 + 1 = 8
- 4 + 4 = 8
6.
8817
+1182
Answer: 9999
- 7 + 2 = 9
- 1 + 8 = 9
- 8 + 1 = 9
- 8 + 1 = 9
7.
7287
+2712
Answer: 9999
- 7 + 2 = 9
- 8 + 1 = 9
- 2 + 7 = 9
- 7 + 2 = 9
8.
4412
+4904
Answer: 9316
- 2 + 4 = 6
- 1 + 0 = 1
- 4 + 9 = 13 → write 3, carry 1
- 4 + 4 + 1 = 9
9.
2988
+1448
Answer: 4436
- 8 + 8 = 16 → write 6, carry 1
- 8 + 4 + 1 = 13 → write 3, carry 1
- 9 + 4 + 1 = 14 → write 4, carry 1
- 2 + 1 + 1 = 4
10.
7567
+2358
Answer: 9925
- 7 + 8 = 15 → write 5, carry 1
- 6 + 5 + 1 = 12 → write 2, carry 1
- 5 + 3 + 1 = 9
- 7 + 2 = 9
11.
7420
+1310
Answer: 8730
- 0 + 0 = 0
- 2 + 1 = 3
- 4 + 3 = 7
- 7 + 1 = 8
12.
2973
+1250
Answer: 4223
- 3 + 0 = 3
- 7 + 5 = 12 → write 2, carry 1
- 9 + 2 + 1 = 12 → write 2, carry 1
- 2 + 1 + 1 = 4
13.
3909
+4454
Answer: 8363
- 9 + 4 = 13 → write 3, carry 1
- 0 + 5 + 1 = 6
- 9 + 4 = 13 → write 3, carry 1
- 3 + 4 + 1 = 8
14.
5925
+1101
Answer: 7026
- 5 + 1 = 6
- 2 + 0 = 2
- 9 + 1 = 10 → write 0, carry 1
- 5 + 1 + 1 = 7
15.
7010
+2989
Answer: 9999
- 0 + 9 = 9
- 1 + 8 = 9
- 0 + 9 = 9
- 7 + 2 = 9
16.
7195
+1703
Answer: 8898
- 5 + 3 = 8
- 9 + 0 = 9
- 1 + 7 = 8
- 7 + 1 = 8
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.