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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. 15 + ____ = 30
  2. 20 + ____ = 22
  3. 9 + ____ = 18
  4. ____ + 8 = 21
  5. ____ + 2 = 8
  6. ____ + 14 = 24
  7. 3 + 7 = ____
  8. 10 + ____ = 26
  9. ____ + 2 = 18
  10. 4 + ____ = 17
  11. 18 + 5 = ____
  12. 12 + 17 = ____
  13. 1 + 2 = ____
  14. ____ + 10 = 25
  15. 4 + ____ = 21
  16. 20 + 17 = ____
  17. 5 + 18 = ____
  18. 19 + ____ = 34
  19. 10 + ____ = 21
  20. 2 + ____ = 21
  21. ____ + 7 = 19

Answer Key

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