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

Answer Key