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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. 18 + ____ = 20
  2. ____ + 20 = 38
  3. 4 + 15 = ____
  4. 9 + ____ = 10
  5. ____ + 4 = 16
  6. 1 + 1 = ____
  7. 20 + 6 = ____
  8. 4 + ____ = 7
  9. 12 + ____ = 32
  10. 4 + 6 = ____
  11. 11 + ____ = 26
  12. ____ + 16 = 34
  13. ____ + 6 = 8
  14. ____ + 2 = 3
  15. ____ + 1 = 8
  16. 1 + ____ = 7
  17. ____ + 8 = 16
  18. 15 + ____ = 16

Answer Key