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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. ____ + 9 = 24
  2. ____ + 1 = 16
  3. 1 + 4 = ____
  4. ____ + 6 = 25
  5. 18 + ____ = 26
  6. 10 + 2 = ____
  7. ____ + 9 = 15
  8. ____ + 14 = 15
  9. 18 + 1 = ____
  10. 13 + ____ = 28
  11. ____ + 17 = 30
  12. ____ + 16 = 27
  13. ____ + 10 = 30
  14. ____ + 13 = 21
  15. 2 + ____ = 13
  16. ____ + 4 = 16
  17. ____ + 15 = 23
  18. 18 + ____ = 22
  19. ____ + 11 = 15
  20. ____ + 20 = 25

Answer Key