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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. 2 + ____ = 9
  2. 5 + ____ = 25
  3. ____ + 2 = 21
  4. 12 + ____ = 26
  5. 20 + ____ = 39
  6. ____ + 3 = 13
  7. 14 + ____ = 15
  8. 1 + 17 = ____
  9. 4 + 7 = ____
  10. 15 + ____ = 35
  11. ____ + 5 = 18
  12. ____ + 10 = 16
  13. 5 + ____ = 15
  14. ____ + 1 = 8
  15. 3 + 2 = ____
  16. 8 + 9 = ____
  17. 12 + 14 = ____
  18. 12 + 12 = ____

Answer Key

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