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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. 20 + ____ = 31
  2. 19 + 19 = ____
  3. 1 + 16 = ____
  4. 2 + ____ = 15
  5. 3 + 16 = ____
  6. 3 + 3 = ____
  7. 4 + ____ = 20
  8. 9 + ____ = 11
  9. ____ + 10 = 21
  10. 10 + 6 = ____
  11. 1 + 20 = ____
  12. ____ + 1 = 18
  13. 15 + 16 = ____
  14. 12 + 17 = ____
  15. 5 + 6 = ____
  16. 6 + ____ = 10
  17. 20 + 7 = ____
  18. 11 + ____ = 21

Answer Key

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