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 + 20 = ______
  2. 63 − 10 = ______
  3. 9 × 10 = ______
  4. 55 − 10 = ______
  5. 80 + 20 = ______
  6. 82 + 20 = ______
  7. 3 × 10 = ______
  8. 45 − 10 = ______
  9. 18 + 10 = ______
  10. 37 − 10 = ______
  11. 33 + 20 = ______
  12. 91 − 10 = ______
  13. 69 − 10 = ______
  14. 53 + 10 = ______
  15. 79 + 20 = ______
  16. 43 + 20 = ______
  17. 69 + 20 = ______
  18. 21 − 10 = ______
  19. 55 + 20 = ______
  20. 62 − 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath