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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 = 30
  2. 16 + ____ = 28
  3. ____ + 10 = 28
  4. ____ + 4 = 24
  5. 10 + ____ = 14
  6. 15 + 20 = ____
  7. ____ + 2 = 19
  8. 16 + ____ = 27
  9. 15 + 8 = ____
  10. 1 + 2 = ____
  11. 6 + ____ = 8
  12. ____ + 20 = 27
  13. 10 + ____ = 27
  14. ____ + 5 = 15
  15. ____ + 3 = 8
  16. 10 + ____ = 13
  17. ____ + 20 = 33
  18. 20 + 10 = ____
  19. 18 + ____ = 31
  20. 17 + ____ = 34
  21. 16 + ____ = 22
  22. 3 + ____ = 7
  23. 19 + ____ = 30

Answer Key