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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 + 14 = ____
  2. 18 + 13 = ____
  3. ____ + 5 = 7
  4. ____ + 8 = 24
  5. 14 + 10 = ____
  6. ____ + 18 = 26
  7. 8 + 1 = ____
  8. 15 + 3 = ____
  9. ____ + 20 = 35
  10. ____ + 13 = 21
  11. ____ + 2 = 11
  12. ____ + 15 = 16
  13. 3 + 17 = ____
  14. ____ + 15 = 18
  15. 15 + ____ = 19
  16. 20 + ____ = 30
  17. 16 + 13 = ____
  18. 7 + ____ = 15
  19. 1 + 5 = ____
  20. ____ + 12 = 27

Answer Key

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