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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. ____ + 3 = 20
  2. 3 + ____ = 12
  3. 11 + ____ = 23
  4. 10 + 15 = ____
  5. ____ + 18 = 23
  6. ____ + 17 = 28
  7. 15 + 12 = ____
  8. ____ + 12 = 14
  9. 13 + 17 = ____
  10. ____ + 5 = 10
  11. 1 + 13 = ____
  12. ____ + 7 = 17
  13. 10 + ____ = 26
  14. ____ + 19 = 35
  15. 4 + ____ = 16
  16. ____ + 5 = 24
  17. 7 + ____ = 23
  18. 19 + ____ = 33
  19. 12 + ____ = 25
  20. 4 + ____ = 7
  21. 3 + 5 = ____
  22. 9 + 9 = ____
  23. ____ + 14 = 34
  24. 11 + ____ = 13
  25. 20 + 19 = ____

Answer Key

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