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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. 2 + ____ = 21
  2. 14 + ____ = 31
  3. 15 + ____ = 22
  4. 20 + ____ = 29
  5. 7 + ____ = 18
  6. ____ + 7 = 11
  7. 17 + 15 = ____
  8. ____ + 4 = 13
  9. 19 + ____ = 21
  10. ____ + 13 = 30
  11. 11 + 11 = ____
  12. 10 + 4 = ____
  13. 17 + 5 = ____
  14. ____ + 13 = 14
  15. 10 + 7 = ____
  16. 4 + 6 = ____
  17. 12 + ____ = 14
  18. 7 + 18 = ____
  19. 18 + ____ = 28
  20. 1 + ____ = 17
  21. 3 + ____ = 21

Answer Key

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