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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. 3 × 10 = ______
  2. 6 × 10 = ______
  3. 62 + 10 = ______
  4. 12 + 10 = ______
  5. 1 × 10 = ______
  6. 83 + 20 = ______
  7. 92 − 10 = ______
  8. 14 + 10 = ______
  9. 72 − 10 = ______
  10. 69 + 20 = ______
  11. 39 + 10 = ______
  12. 89 + 10 = ______
  13. 65 − 10 = ______
  14. 81 − 10 = ______
  15. 83 + 10 = ______
  16. 32 − 10 = ______
  17. 2 × 10 = ______
  18. 20 + 10 = ______
  19. 47 − 10 = ______
  20. 86 + 10 = ______
Mental Math Worksheet — Free Printable with Answer Key | WaffleMath