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

Answer Key

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