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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. ____ + 9 = 12
  2. ____ + 8 = 18
  3. ____ + 12 = 28
  4. 17 + ____ = 29
  5. 12 + 6 = ____
  6. 14 + 11 = ____
  7. 3 + ____ = 9
  8. ____ + 1 = 7
  9. 6 + ____ = 14
  10. ____ + 2 = 13
  11. ____ + 9 = 27
  12. ____ + 15 = 33
  13. 4 + ____ = 18
  14. ____ + 7 = 27
  15. 1 + ____ = 19
  16. 3 + ____ = 16
  17. ____ + 6 = 12
  18. 5 + 15 = ____
  19. ____ + 5 = 23
  20. 5 + 13 = ____
  21. 17 + 18 = ____
  22. 20 + 8 = ____
  23. 12 + ____ = 26
  24. 14 + 15 = ____
  25. ____ + 20 = 37

Answer Key

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