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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. 17 + 20 = ______
  2. 69 − 10 = ______
  3. 65 + 20 = ______
  4. 48 + 20 = ______
  5. 32 + 10 = ______
  6. 38 + 10 = ______
  7. 2 × 10 = ______
  8. 46 − 10 = ______
  9. 50 + 10 = ______
  10. 48 + 10 = ______
  11. 61 + 10 = ______
  12. 3 × 10 = ______
  13. 98 − 10 = ______
  14. 34 + 20 = ______
  15. 39 − 10 = ______
  16. 84 + 10 = ______
  17. 1 × 10 = ______
  18. 15 + 20 = ______
  19. 27 + 20 = ______
  20. 25 + 10 = ______