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. 20 + 20 = ______
  3. 3 × 10 = ______
  4. 34 − 10 = ______
  5. 47 − 10 = ______
  6. 37 − 10 = ______
  7. 92 − 10 = ______
  8. 71 + 20 = ______
  9. 39 + 20 = ______
  10. 66 − 10 = ______
  11. 84 − 10 = ______
  12. 31 − 10 = ______
  13. 32 − 10 = ______
  14. 8 × 10 = ______
  15. 9 × 10 = ______
  16. 12 + 10 = ______
  17. 64 + 20 = ______
  18. 36 + 10 = ______
  19. 75 + 20 = ______
  20. 21 + 20 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath