Matematica mentale Worksheet

Recommended for 1° grado — 5° grado

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Matematica mentale Worksheet

Nome: ____________________Date: ____________

Instructions: Usare strategie mentali come fare dieci, raddoppiare e compensare per calcolare rapidamente.

20 problems

  1. 40 − 10 = ______
  2. 80 + 20 = ______
  3. 82 + 10 = ______
  4. 39 − 10 = ______
  5. 19 + 10 = ______
  6. 71 + 20 = ______
  7. 52 + 20 = ______
  8. 57 − 10 = ______
  9. 65 + 20 = ______
  10. 6 × 10 = ______
  11. 24 + 10 = ______
  12. 9 × 10 = ______
  13. 68 − 10 = ______
  14. 56 + 20 = ______
  15. 18 + 20 = ______
  16. 28 + 20 = ______
  17. 25 − 10 = ______
  18. 89 − 10 = ______
  19. 24 + 20 = ______
  20. 77 − 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath