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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. 18 + ____ = 21
  2. ____ + 12 = 20
  3. 9 + 15 = ____
  4. 17 + 19 = ____
  5. 16 + 9 = ____
  6. ____ + 12 = 24
  7. 12 + ____ = 22
  8. ____ + 11 = 29
  9. 1 + 12 = ____
  10. 12 + 1 = ____
  11. ____ + 10 = 20
  12. 11 + 8 = ____
  13. 4 + 9 = ____
  14. ____ + 12 = 19
  15. 1 + 5 = ____
  16. ____ + 19 = 29
  17. 20 + ____ = 22
  18. 19 + 16 = ____

Answer Key

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