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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. 5 + 1 = ____
  2. 13 + 8 = ____
  3. 20 + ____ = 27
  4. 1 + ____ = 2
  5. ____ + 16 = 18
  6. 18 + 20 = ____
  7. 19 + 19 = ____
  8. ____ + 15 = 33
  9. 18 + 18 = ____
  10. 3 + ____ = 15
  11. ____ + 14 = 21
  12. 8 + 14 = ____

Answer Key