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

Answer Key

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