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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. 77 + 10 = ______
  2. 2 × 10 = ______
  3. 60 + 10 = ______
  4. 14 + 20 = ______
  5. 46 − 10 = ______
  6. 66 + 20 = ______
  7. 20 + 20 = ______
  8. 59 + 10 = ______
  9. 3 × 10 = ______
  10. 25 + 20 = ______
  11. 54 + 20 = ______
  12. 20 + 10 = ______
  13. 57 − 10 = ______
  14. 35 − 10 = ______
  15. 81 + 20 = ______
  16. 37 + 20 = ______
  17. 51 + 20 = ______
  18. 86 − 10 = ______
  19. 84 + 20 = ______
  20. 26 − 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath