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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. ____ + 1 = 13
  2. 18 + ____ = 19
  3. 20 + 13 = ____
  4. ____ + 12 = 21
  5. 11 + ____ = 23
  6. 17 + 5 = ____
  7. ____ + 9 = 23
  8. 5 + ____ = 11
  9. 2 + 9 = ____
  10. 5 + 17 = ____
  11. ____ + 20 = 36
  12. ____ + 3 = 13
  13. 11 + 2 = ____

Answer Key