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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. ____ + 18 = 23
  2. ____ + 20 = 39
  3. 20 + ____ = 28
  4. 17 + ____ = 27
  5. 14 + ____ = 27
  6. 2 + ____ = 4
  7. ____ + 5 = 25
  8. ____ + 12 = 32
  9. ____ + 6 = 11
  10. 19 + ____ = 22
  11. 12 + ____ = 32
  12. ____ + 19 = 34
  13. 15 + 4 = ____
  14. 13 + 16 = ____
  15. 20 + 19 = ____
  16. 5 + 15 = ____
  17. ____ + 17 = 35
  18. 3 + 15 = ____
  19. 8 + 9 = ____
  20. 19 + ____ = 31
  21. 19 + 3 = ____
  22. ____ + 14 = 25
  23. ____ + 18 = 29
  24. 9 + ____ = 28
  25. ____ + 8 = 15

Answer Key

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