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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. 85 − 10 = ______
  2. 4 × 10 = ______
  3. 72 + 20 = ______
  4. 79 − 10 = ______
  5. 52 − 10 = ______
  6. 5 × 10 = ______
  7. 48 + 10 = ______
  8. 68 − 10 = ______
  9. 64 − 10 = ______
  10. 24 + 20 = ______
  11. 88 − 10 = ______
  12. 49 − 10 = ______
  13. 81 + 20 = ______
  14. 33 − 10 = ______
  15. 28 − 10 = ______
  16. 85 + 10 = ______
  17. 2 × 10 = ______
  18. 75 + 20 = ______
  19. 8 × 10 = ______
  20. 6 × 10 = ______