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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. 3 + 5 = ____
  2. 8 + ____ = 11
  3. ____ + 10 = 11
  4. 11 + 16 = ____
  5. 13 + ____ = 15
  6. 20 + ____ = 36
  7. ____ + 19 = 25
  8. ____ + 8 = 26
  9. 18 + ____ = 36
  10. 19 + 20 = ____
  11. 12 + 15 = ____
  12. 17 + ____ = 20
  13. ____ + 16 = 33
  14. ____ + 14 = 31
  15. 12 + ____ = 27
  16. ____ + 9 = 17
  17. 2 + ____ = 9
  18. 14 + 20 = ____
  19. 9 + ____ = 15
  20. 9 + 11 = ____

Answer Key