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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. 44 + 10 = ______
  2. 76 + 20 = ______
  3. 62 − 10 = ______
  4. 43 − 10 = ______
  5. 43 + 20 = ______
  6. 1 × 10 = ______
  7. 32 + 10 = ______
  8. 3 × 10 = ______
  9. 66 + 20 = ______
  10. 85 − 10 = ______
  11. 67 + 10 = ______
  12. 22 + 20 = ______
  13. 7 × 10 = ______
  14. 4 × 10 = ______
  15. 51 − 10 = ______
  16. 49 − 10 = ______
  17. 64 + 20 = ______
  18. 81 + 20 = ______
  19. 18 + 10 = ______
  20. 22 + 10 = ______