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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. 17 + ____ = 21
  2. ____ + 4 = 12
  3. ____ + 7 = 13
  4. 18 + 6 = ____
  5. 9 + ____ = 10
  6. 9 + ____ = 20
  7. 14 + 18 = ____
  8. 19 + ____ = 36
  9. 15 + ____ = 26
  10. 12 + 1 = ____
  11. 12 + 16 = ____
  12. 13 + 16 = ____
  13. ____ + 18 = 25
  14. 11 + ____ = 15
  15. ____ + 15 = 24
  16. 3 + 13 = ____
  17. 1 + 6 = ____
  18. 4 + ____ = 10
  19. 10 + 15 = ____
  20. 18 + 1 = ____

Answer Key

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