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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. ____ + 17 = 35
  2. ____ + 16 = 18
  3. 18 + ____ = 36
  4. 2 + ____ = 13
  5. ____ + 16 = 23
  6. 16 + ____ = 30
  7. 18 + 3 = ____
  8. ____ + 9 = 14
  9. 15 + ____ = 30
  10. 20 + ____ = 29
  11. 6 + ____ = 13
  12. ____ + 6 = 18
  13. 2 + 8 = ____
  14. ____ + 15 = 23
  15. 18 + 16 = ____
  16. 5 + 5 = ____
  17. ____ + 7 = 8
  18. 6 + ____ = 10
  19. 7 + 3 = ____
  20. 6 + 13 = ____

Answer Key