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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. 48 + 20 = ______
  2. 11 + 20 = ______
  3. 29 − 10 = ______
  4. 41 − 10 = ______
  5. 24 − 10 = ______
  6. 32 + 20 = ______
  7. 80 − 10 = ______
  8. 77 + 20 = ______
  9. 34 + 20 = ______
  10. 94 − 10 = ______
  11. 83 + 20 = ______
  12. 2 × 10 = ______
  13. 9 × 10 = ______
  14. 84 + 10 = ______
  15. 56 + 10 = ______
  16. 35 + 20 = ______
  17. 61 + 20 = ______
  18. 37 + 10 = ______
  19. 19 + 10 = ______
  20. 1 × 10 = ______
Mental Math Worksheet — Free Printable with Answer Key | WaffleMath