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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. 2 × 10 = ______
  2. 8 × 10 = ______
  3. 73 + 10 = ______
  4. 3 × 10 = ______
  5. 35 − 10 = ______
  6. 12 + 20 = ______
  7. 19 + 20 = ______
  8. 66 + 10 = ______
  9. 40 + 20 = ______
  10. 5 × 10 = ______
  11. 56 + 20 = ______
  12. 77 − 10 = ______
  13. 61 + 20 = ______
  14. 31 + 10 = ______
  15. 54 − 10 = ______
  16. 48 − 10 = ______
  17. 33 + 10 = ______
  18. 48 + 10 = ______
  19. 60 + 20 = ______
  20. 66 + 20 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath