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

Answer Key

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