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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. 12 + ____ = 18
  3. 15 + 10 = ____
  4. 12 + ____ = 20
  5. 7 + 18 = ____
  6. 8 + 18 = ____
  7. 1 + 7 = ____
  8. 1 + ____ = 17
  9. 14 + 4 = ____
  10. 5 + 15 = ____
  11. 8 + ____ = 28
  12. 16 + ____ = 33
  13. 3 + ____ = 20
  14. ____ + 13 = 19
  15. 2 + 10 = ____
  16. ____ + 4 = 5
  17. ____ + 15 = 35
  18. 12 + 2 = ____
  19. 18 + ____ = 28
  20. 13 + ____ = 30
  21. 8 + ____ = 12

Answer Key

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