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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. 13 + ____ = 20
  2. ____ + 6 = 24
  3. ____ + 15 = 28
  4. ____ + 2 = 17
  5. 10 + 5 = ____
  6. ____ + 4 = 23
  7. 19 + ____ = 32
  8. 17 + ____ = 25
  9. ____ + 18 = 21
  10. 12 + ____ = 22
  11. 7 + ____ = 16
  12. ____ + 15 = 33
  13. ____ + 2 = 18
  14. ____ + 19 = 34
  15. ____ + 7 = 12
  16. 5 + ____ = 18
  17. 10 + 2 = ____
  18. 15 + 12 = ____
  19. ____ + 4 = 21
  20. 17 + 7 = ____
  21. 17 + 18 = ____

Answer Key

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