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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 + ____ = 33
  2. 2 + ____ = 12
  3. 8 + ____ = 19
  4. 13 + ____ = 28
  5. ____ + 1 = 19
  6. ____ + 14 = 27
  7. 17 + 20 = ____
  8. ____ + 13 = 26
  9. 8 + ____ = 9
  10. 3 + 15 = ____
  11. ____ + 19 = 29
  12. ____ + 20 = 21
  13. 8 + ____ = 9
  14. ____ + 5 = 21
  15. ____ + 13 = 30
  16. 5 + ____ = 15
  17. 1 + 14 = ____
  18. 4 + 15 = ____
  19. 1 + 1 = ____
  20. ____ + 17 = 37
  21. 6 + ____ = 14
  22. ____ + 20 = 25
  23. 3 + ____ = 12

Answer Key

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