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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 = 35
  2. 6 + ____ = 18
  3. ____ + 2 = 13
  4. 1 + ____ = 19
  5. ____ + 12 = 14
  6. 4 + 12 = ____
  7. 8 + ____ = 27
  8. 7 + 6 = ____
  9. 4 + ____ = 17
  10. ____ + 6 = 14
  11. 18 + ____ = 24
  12. ____ + 15 = 22
  13. ____ + 1 = 11
  14. 8 + 20 = ____
  15. 20 + ____ = 36
  16. ____ + 4 = 12
  17. 3 + ____ = 10
  18. ____ + 16 = 20
  19. 4 + ____ = 12
  20. 2 + 20 = ____
  21. 11 + ____ = 26
  22. 4 + 18 = ____
  23. 7 + 3 = ____
  24. 12 + ____ = 32

Answer Key