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

Answer Key