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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 + ____ = 21
  2. ____ + 18 = 27
  3. ____ + 20 = 40
  4. ____ + 20 = 27
  5. 16 + ____ = 18
  6. 1 + 19 = ____
  7. 17 + 5 = ____
  8. 4 + ____ = 15
  9. 13 + ____ = 27
  10. ____ + 3 = 23
  11. 16 + 15 = ____
  12. 8 + ____ = 28
  13. 4 + 11 = ____
  14. 6 + ____ = 11
  15. 4 + 3 = ____
  16. 13 + ____ = 17
  17. 13 + ____ = 26
  18. 7 + 3 = ____
  19. ____ + 5 = 6

Answer Key

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