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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. 60 + 20 = ______
  2. 78 + 10 = ______
  3. 84 − 10 = ______
  4. 96 − 10 = ______
  5. 37 + 20 = ______
  6. 48 + 20 = ______
  7. 38 + 20 = ______
  8. 72 + 10 = ______
  9. 93 − 10 = ______
  10. 26 − 10 = ______
  11. 65 + 10 = ______
  12. 23 + 10 = ______
  13. 61 + 20 = ______
  14. 87 − 10 = ______
  15. 6 × 10 = ______
  16. 46 − 10 = ______
  17. 98 − 10 = ______
  18. 22 + 20 = ______
  19. 45 + 20 = ______
  20. 1 × 10 = ______
Mental Math Worksheet — Free Printable with Answer Key | WaffleMath