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Addition Doubles

Grade 1 · On-level practice · 10 questions · Version PG-18KNADS-JXBA

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1.8 + 2 =
2.1 + 1 =
3.5 + 5 =
4.10 + 0 =
5.7 + 3 =
6.6 + 4 =
7.3 + 3 =
8.2 + 2 =
9.9 + 1 =
10.4 + 4 =

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 5
  1. 8 + 2 =10
  2. 1 + 1 =2
  3. 5 + 5 =10
  4. 10 + 0 =10
  5. 7 + 3 =10
  6. 6 + 4 =10
  7. 3 + 3 =6
  8. 2 + 2 =4
  9. 9 + 1 =10
  10. 4 + 4 =8

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.