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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. 11 + ____ = 23
  2. 1 + 6 = ____
  3. 15 + 20 = ____
  4. ____ + 1 = 21
  5. 8 + ____ = 25
  6. 13 + ____ = 32
  7. ____ + 17 = 36
  8. 20 + 7 = ____
  9. 4 + 7 = ____
  10. ____ + 12 = 19
  11. 11 + 2 = ____
  12. 18 + ____ = 38
  13. 2 + 2 = ____
  14. ____ + 8 = 26
  15. ____ + 8 = 19
  16. 14 + ____ = 27
  17. 1 + ____ = 21
  18. 17 + ____ = 32
  19. 9 + 3 = ____

Answer Key