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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. 69 − 10 = ______
  2. 3 × 10 = ______
  3. 96 − 10 = ______
  4. 77 + 20 = ______
  5. 1 × 10 = ______
  6. 18 + 10 = ______
  7. 6 × 10 = ______
  8. 88 + 10 = ______
  9. 32 + 10 = ______
  10. 28 + 10 = ______
  11. 81 + 10 = ______
  12. 56 + 20 = ______
  13. 9 × 10 = ______
  14. 43 + 20 = ______
  15. 90 − 10 = ______
  16. 40 + 20 = ______
  17. 45 − 10 = ______
  18. 13 + 20 = ______
  19. 11 + 20 = ______
  20. 61 + 10 = ______