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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. 17 + ____ = 37
  2. 17 + ____ = 35
  3. ____ + 20 = 26
  4. 2 + 11 = ____
  5. ____ + 6 = 18
  6. 2 + 13 = ____
  7. 3 + 14 = ____
  8. 3 + 12 = ____
  9. 18 + 9 = ____
  10. ____ + 5 = 18
  11. ____ + 9 = 11
  12. ____ + 13 = 25
  13. ____ + 1 = 5
  14. ____ + 18 = 37
  15. 2 + 9 = ____
  16. ____ + 17 = 19
  17. 9 + 14 = ____
  18. 3 + 17 = ____
  19. 5 + ____ = 17
  20. 12 + ____ = 21
  21. ____ + 16 = 27
  22. ____ + 10 = 26
  23. 16 + ____ = 27
  24. ____ + 4 = 7
  25. ____ + 10 = 13

Answer Key