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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. ____ + 15 = 20
  2. ____ + 19 = 39
  3. ____ + 5 = 12
  4. 9 + ____ = 15
  5. 8 + ____ = 22
  6. ____ + 16 = 30
  7. 18 + 18 = ____
  8. 13 + 8 = ____
  9. ____ + 9 = 25
  10. ____ + 12 = 13
  11. 14 + ____ = 27
  12. ____ + 19 = 20
  13. 5 + ____ = 7
  14. 19 + ____ = 23
  15. 13 + 12 = ____
  16. ____ + 10 = 24
  17. ____ + 11 = 14
  18. ____ + 10 = 20
  19. 2 + 20 = ____
  20. 6 + 17 = ____
  21. ____ + 1 = 11

Answer Key

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