Year 5 Addition Worksheet — Level 3 — Practice Set 2 — Answers
Answer sheet with worked solutions for the Year 5 addition worksheet.
Year 5 Addition Worksheet — Level 3 — Practice Set 2 — Answers
Set out each sum in columns. Show any regrouping.
1.
6120
+1210
Answer: 7330
- 0 + 0 = 0
- 2 + 1 = 3
- 1 + 2 = 3
- 6 + 1 = 7
2.
3454
+2933
Answer: 6387
- 4 + 3 = 7
- 5 + 3 = 8
- 4 + 9 = 13 → write 3, carry 1
- 3 + 2 + 1 = 6
3.
8921
+1078
Answer: 9999
- 1 + 8 = 9
- 2 + 7 = 9
- 9 + 0 = 9
- 8 + 1 = 9
4.
3891
+3064
Answer: 6955
- 1 + 4 = 5
- 9 + 6 = 15 → write 5, carry 1
- 8 + 0 + 1 = 9
- 3 + 3 = 6
5.
6839
+3160
Answer: 9999
- 9 + 0 = 9
- 3 + 6 = 9
- 8 + 1 = 9
- 6 + 3 = 9
6.
5887
+4112
Answer: 9999
- 7 + 2 = 9
- 8 + 1 = 9
- 8 + 1 = 9
- 5 + 4 = 9
7.
1080
+6998
Answer: 8078
- 0 + 8 = 8
- 8 + 9 = 17 → write 7, carry 1
- 0 + 9 + 1 = 10 → write 0, carry 1
- 1 + 6 + 1 = 8
8.
3746
+1422
Answer: 5168
- 6 + 2 = 8
- 4 + 2 = 6
- 7 + 4 = 11 → write 1, carry 1
- 3 + 1 + 1 = 5
9.
2008
+7991
Answer: 9999
- 8 + 1 = 9
- 0 + 9 = 9
- 0 + 9 = 9
- 2 + 7 = 9
10.
5118
+2855
Answer: 7973
- 8 + 5 = 13 → write 3, carry 1
- 1 + 5 + 1 = 7
- 1 + 8 = 9
- 5 + 2 = 7
11.
6220
+2117
Answer: 8337
- 0 + 7 = 7
- 2 + 1 = 3
- 2 + 1 = 3
- 6 + 2 = 8
12.
3058
+5421
Answer: 8479
- 8 + 1 = 9
- 5 + 2 = 7
- 0 + 4 = 4
- 3 + 5 = 8
13.
2098
+3259
Answer: 5357
- 8 + 9 = 17 → write 7, carry 1
- 9 + 5 + 1 = 15 → write 5, carry 1
- 0 + 2 + 1 = 3
- 2 + 3 = 5
14.
1071
+3606
Answer: 4677
- 1 + 6 = 7
- 7 + 0 = 7
- 0 + 6 = 6
- 1 + 3 = 4
15.
3902
+1522
Answer: 5424
- 2 + 2 = 4
- 0 + 2 = 2
- 9 + 5 = 14 → write 4, carry 1
- 3 + 1 + 1 = 5
16.
2305
+7694
Answer: 9999
- 5 + 4 = 9
- 0 + 9 = 9
- 3 + 6 = 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.