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Addition Doubles

Grade 1 · Building confidence · 10 questions · Version PG-JBXOVC-QRU1

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1.9 + 1 =
2.2 + 2 =
3.6 + 4 =
4.7 + 3 =
5.4 + 4 =
6.8 + 2 =
7.5 + 5 =
8.3 + 3 =
9.10 + 0 =
10.1 + 1 =

Answers and teaching notes

Use the answers to check the work after the learner finishes. For writing prompts, the guide describes what a strong response should include.

Show answers for version 7
  1. 9 + 1 =10
  2. 2 + 2 =4
  3. 6 + 4 =10
  4. 7 + 3 =10
  5. 4 + 4 =8
  6. 8 + 2 =10
  7. 5 + 5 =10
  8. 3 + 3 =6
  9. 10 + 0 =10
  10. 1 + 1 =2

Worked example

7 + 7 = 14. Two groups of seven make fourteen.

Common mistake

Answering with the next counting number instead of twice the number.

Helpful hint

Think of two equal groups.