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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. 41 + 20 = ______
  2. 85 − 10 = ______
  3. 65 + 20 = ______
  4. 50 − 10 = ______
  5. 51 + 20 = ______
  6. 54 + 10 = ______
  7. 57 + 20 = ______
  8. 8 × 10 = ______
  9. 2 × 10 = ______
  10. 66 + 20 = ______
  11. 3 × 10 = ______
  12. 5 × 10 = ______
  13. 70 + 10 = ______
  14. 39 + 10 = ______
  15. 40 − 10 = ______
  16. 23 + 20 = ______
  17. 50 + 10 = ______
  18. 28 + 20 = ______
  19. 64 + 20 = ______
  20. 1 × 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath