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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. 1 + 16 = ____
  2. 5 + ____ = 12
  3. 20 + ____ = 35
  4. 6 + ____ = 15
  5. 18 + 7 = ____
  6. ____ + 9 = 10
  7. ____ + 11 = 28
  8. 1 + 9 = ____
  9. 17 + 15 = ____
  10. 20 + ____ = 40
  11. ____ + 15 = 32
  12. ____ + 3 = 17
  13. ____ + 16 = 26
  14. ____ + 5 = 7
  15. 2 + 12 = ____
  16. ____ + 1 = 18
  17. ____ + 19 = 37
  18. 16 + ____ = 35
  19. ____ + 11 = 24
  20. 15 + 12 = ____
  21. 1 + ____ = 20
  22. 20 + 19 = ____
  23. ____ + 19 = 32

Answer Key

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