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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 + ____ = 33
  2. ____ + 5 = 11
  3. 2 + ____ = 19
  4. 20 + ____ = 24
  5. ____ + 11 = 27
  6. ____ + 17 = 30
  7. 17 + 9 = ____
  8. 18 + 6 = ____
  9. ____ + 20 = 40
  10. 15 + 2 = ____
  11. ____ + 6 = 15
  12. ____ + 6 = 14
  13. 20 + 6 = ____
  14. ____ + 4 = 17
  15. ____ + 7 = 18
  16. 7 + ____ = 22
  17. 2 + 14 = ____
  18. ____ + 12 = 24
  19. ____ + 1 = 8
  20. ____ + 20 = 21
  21. 9 + 16 = ____

Answer Key

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