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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 = 25
  2. 17 + ____ = 21
  3. 9 + 20 = ____
  4. ____ + 12 = 20
  5. 6 + ____ = 9
  6. 1 + ____ = 16
  7. 13 + 17 = ____
  8. 11 + 2 = ____
  9. ____ + 17 = 36
  10. 8 + 16 = ____
  11. 9 + ____ = 28
  12. ____ + 20 = 22
  13. 16 + 16 = ____
  14. 8 + 6 = ____
  15. 3 + ____ = 5
  16. 12 + ____ = 18
  17. 7 + 13 = ____
  18. 7 + ____ = 26

Answer Key

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