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. 67 − 10 = ______
  2. 21 − 10 = ______
  3. 2 × 10 = ______
  4. 27 − 10 = ______
  5. 30 + 10 = ______
  6. 6 × 10 = ______
  7. 66 + 20 = ______
  8. 82 + 10 = ______
  9. 64 + 10 = ______
  10. 49 + 20 = ______
  11. 83 + 20 = ______
  12. 48 + 10 = ______
  13. 22 − 10 = ______
  14. 4 × 10 = ______
  15. 27 + 20 = ______
  16. 80 − 10 = ______
  17. 92 − 10 = ______
  18. 69 + 20 = ______
  19. 26 − 10 = ______
  20. 85 − 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath