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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. ____ + 2 = 13
  2. ____ + 13 = 15
  3. 12 + ____ = 15
  4. ____ + 4 = 24
  5. 15 + ____ = 24
  6. 9 + ____ = 28
  7. 9 + 18 = ____
  8. ____ + 12 = 23
  9. 15 + ____ = 29
  10. ____ + 15 = 29
  11. ____ + 20 = 39
  12. ____ + 1 = 17
  13. 6 + ____ = 9
  14. ____ + 13 = 21
  15. 1 + 12 = ____
  16. 1 + 6 = ____
  17. 6 + ____ = 24
  18. ____ + 17 = 23
  19. 2 + 19 = ____
  20. 1 + 11 = ____
  21. 11 + 6 = ____
  22. ____ + 2 = 5

Answer Key