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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. ____ + 12 = 19
  2. 15 + ____ = 32
  3. 18 + ____ = 24
  4. 13 + 16 = ____
  5. ____ + 20 = 33
  6. ____ + 11 = 21
  7. ____ + 20 = 26
  8. 18 + ____ = 32
  9. 6 + ____ = 22
  10. 16 + ____ = 20
  11. 16 + ____ = 20
  12. ____ + 4 = 18
  13. 18 + ____ = 28
  14. 20 + ____ = 36
  15. 13 + 15 = ____
  16. ____ + 13 = 33
  17. 20 + 13 = ____
  18. 11 + ____ = 17
  19. 14 + 15 = ____
  20. ____ + 13 = 18

Answer Key