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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. 11 + ____ = 30
  2. ____ + 1 = 21
  3. 20 + 1 = ____
  4. 16 + 15 = ____
  5. 19 + 6 = ____
  6. 8 + 15 = ____
  7. ____ + 20 = 36
  8. 5 + 4 = ____
  9. ____ + 16 = 31
  10. ____ + 11 = 24
  11. 3 + 18 = ____
  12. 2 + ____ = 7
  13. 9 + ____ = 29
  14. ____ + 3 = 6
  15. 20 + 14 = ____
  16. ____ + 6 = 23
  17. 2 + ____ = 21
  18. ____ + 8 = 22
  19. ____ + 15 = 18
  20. 18 + 10 = ____
  21. 12 + ____ = 13
  22. 10 + ____ = 27
  23. 3 + ____ = 18
  24. 15 + ____ = 32
  25. 8 + 17 = ____

Answer Key