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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. 10 + 10 = ____
  2. 9 + ____ = 18
  3. 1 + ____ = 17
  4. 12 + 1 = ____
  5. ____ + 6 = 7
  6. 20 + 3 = ____
  7. 12 + ____ = 24
  8. 2 + ____ = 7
  9. 14 + ____ = 16
  10. 17 + ____ = 28
  11. 19 + ____ = 37
  12. ____ + 14 = 31
  13. 13 + 5 = ____
  14. ____ + 18 = 29
  15. 11 + 20 = ____
  16. 20 + ____ = 27
  17. 6 + 5 = ____
  18. 19 + 14 = ____
  19. 9 + 1 = ____
  20. ____ + 11 = 26
  21. ____ + 11 = 16
  22. 4 + 9 = ____
  23. ____ + 8 = 13

Answer Key