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Mental Math Worksheet

Recommended for 1st Grade — 5th Grade

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Mental Math Worksheet

Name: ____________________Date: ____________

Instructions: Using mental strategies like making ten, doubling, and compensation to compute quickly.

20 problems

  1. 4 × 10 = ______
  2. 22 − 10 = ______
  3. 6 × 10 = ______
  4. 27 − 10 = ______
  5. 9 × 10 = ______
  6. 8 × 10 = ______
  7. 67 − 10 = ______
  8. 87 + 10 = ______
  9. 28 − 10 = ______
  10. 83 + 10 = ______
  11. 68 + 10 = ______
  12. 47 − 10 = ______
  13. 18 + 10 = ______
  14. 97 − 10 = ______
  15. 70 + 10 = ______
  16. 28 + 10 = ______
  17. 13 + 10 = ______
  18. 77 + 10 = ______
  19. 36 + 10 = ______
  20. 59 + 20 = ______