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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 + 5 = ____
  2. 8 + ____ = 24
  3. 13 + ____ = 15
  4. 19 + 9 = ____
  5. 8 + 20 = ____
  6. 1 + 15 = ____
  7. 20 + ____ = 39
  8. ____ + 17 = 21
  9. 5 + 7 = ____
  10. 17 + 7 = ____
  11. 13 + 3 = ____
  12. ____ + 8 = 13
  13. 8 + 19 = ____
  14. 20 + ____ = 40
  15. ____ + 15 = 20
  16. ____ + 18 = 26
  17. 19 + ____ = 24
  18. ____ + 19 = 22
  19. ____ + 2 = 15
  20. ____ + 15 = 21

Answer Key

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