Use inverse operations — Review — page 1
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Worksheet directions

Grade 1 • Review • Choose a strategy for each problem. Explain or check your thinking where requested.

Sample questions

  1. Sam says 5 + 4 = 10. Is Sam correct? Answer: ___
  2. Explain why 6 + 2 and 2 + 6 have the same sum. Explain: ___
  3. 14 is the whole. One part is 6. Find the other part. 14 - 6 = ___
  4. Is 7 + 3 = 8 + 2 true or false? Answer: ___
  5. Write two addition facts for 3, 5, and 8. Facts: ___ and ___
  6. Complete the number bond with whole 11 and part 4. 11 = 4 + ___

See the preview for diagrams, answer spaces, and the complete layout.

Common Core connections

Source labels: 1.OA.B.3–4. Review the learning goals below to check the fit for your class.

  • 1.OA.B.3 — Apply commutative and associative properties
  • 1.OA.B.4 — Understand subtraction as an unknown addend

Bring it into your lesson

Review the preview and question content above. Open the resource in Sparkclass to copy it to your Files and use it in your workspace. Check the resulting layout before sharing it with students.

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