Use inverse operations — Homework — page 1
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Worksheet directions

Grade 1 • Homework • Use the strategies practiced in class. Show your work and check your answers.

Sample questions

  1. Complete the number bond with whole 11 and part 4. 11 = 4 + ___
  2. Use 4, 6, and 10 to write a subtraction fact. 10 - ___ = ___
  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. Sam says 5 + 4 = 10. Is Sam correct? Answer: ___

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

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