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Missing Number - Grade 1

Missing Number Math Worksheet

Download or print this free missing number math worksheet designed for Grade 1 students.

Printable Missing Number Worksheet for Grade 1
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Worksheet Questions

  1. 20 + ____ = 31
  2. 9 + 12 = ____
  3. ____ + 12 = 20
  4. 2 + ____ = 22
  5. 6 + 19 = ____
  6. ____ + 8 = 22
  7. ____ + 7 = 19
  8. 16 + 20 = ____
  9. 1 + ____ = 20
  10. ____ + 14 = 31
  11. 12 + ____ = 27
  12. 1 + 1 = ____

Answer Key

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