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Year 3 Addition Worksheet — Level 2 — Answers

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Year 3 · Mathematics · Addition

Year 3 Addition Worksheet — Level 2 — Answers

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Set out each sum in columns. Show any regrouping.

1.
1230
+3282

Answer: 4512

  1. 0 + 2 = 2
  2. 3 + 8 = 11 → write 1, carry 1
  3. 2 + 2 + 1 = 5
  4. 1 + 3 = 4
2.
7677
+2322

Answer: 9999

  1. 7 + 2 = 9
  2. 7 + 2 = 9
  3. 6 + 3 = 9
  4. 7 + 2 = 9
3.
5189
+2485

Answer: 7674

  1. 9 + 5 = 14 → write 4, carry 1
  2. 8 + 8 + 1 = 17 → write 7, carry 1
  3. 1 + 4 + 1 = 6
  4. 5 + 2 = 7
4.
2187
+7612

Answer: 9799

  1. 7 + 2 = 9
  2. 8 + 1 = 9
  3. 1 + 6 = 7
  4. 2 + 7 = 9
5.
7104
+1379

Answer: 8483

  1. 4 + 9 = 13 → write 3, carry 1
  2. 0 + 7 + 1 = 8
  3. 1 + 3 = 4
  4. 7 + 1 = 8
6.
7840
+2159

Answer: 9999

  1. 0 + 9 = 9
  2. 4 + 5 = 9
  3. 8 + 1 = 9
  4. 7 + 2 = 9
7.
3557
+6442

Answer: 9999

  1. 7 + 2 = 9
  2. 5 + 4 = 9
  3. 5 + 4 = 9
  4. 3 + 6 = 9
8.
3475
+3542

Answer: 7017

  1. 5 + 2 = 7
  2. 7 + 4 = 11 → write 1, carry 1
  3. 4 + 5 + 1 = 10 → write 0, carry 1
  4. 3 + 3 + 1 = 7
9.
1289
+6747

Answer: 8036

  1. 9 + 7 = 16 → write 6, carry 1
  2. 8 + 4 + 1 = 13 → write 3, carry 1
  3. 2 + 7 + 1 = 10 → write 0, carry 1
  4. 1 + 6 + 1 = 8
10.
7397
+2602

Answer: 9999

  1. 7 + 2 = 9
  2. 9 + 0 = 9
  3. 3 + 6 = 9
  4. 7 + 2 = 9
11.
2908
+3958

Answer: 6866

  1. 8 + 8 = 16 → write 6, carry 1
  2. 0 + 5 + 1 = 6
  3. 9 + 9 = 18 → write 8, carry 1
  4. 2 + 3 + 1 = 6
12.
1484
+6642

Answer: 8126

  1. 4 + 2 = 6
  2. 8 + 4 = 12 → write 2, carry 1
  3. 4 + 6 + 1 = 11 → write 1, carry 1
  4. 1 + 6 + 1 = 8
13.
1324
+2091

Answer: 3415

  1. 4 + 1 = 5
  2. 2 + 9 = 11 → write 1, carry 1
  3. 3 + 0 + 1 = 4
  4. 1 + 2 = 3
14.
1398
+6429

Answer: 7827

  1. 8 + 9 = 17 → write 7, carry 1
  2. 9 + 2 + 1 = 12 → write 2, carry 1
  3. 3 + 4 + 1 = 8
  4. 1 + 6 = 7
15.
3031
+2372

Answer: 5403

  1. 1 + 2 = 3
  2. 3 + 7 = 10 → write 0, carry 1
  3. 0 + 3 + 1 = 4
  4. 3 + 2 = 5
16.
3576
+5684

Answer: 9260

  1. 6 + 4 = 10 → write 0, carry 1
  2. 7 + 8 + 1 = 16 → write 6, carry 1
  3. 5 + 6 + 1 = 12 → write 2, carry 1
  4. 3 + 5 + 1 = 9
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