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. 73 + 20 = ______
  2. 41 + 20 = ______
  3. 75 + 20 = ______
  4. 45 − 10 = ______
  5. 21 − 10 = ______
  6. 67 + 10 = ______
  7. 26 − 10 = ______
  8. 33 + 20 = ______
  9. 29 − 10 = ______
  10. 1 × 10 = ______
  11. 55 + 20 = ______
  12. 79 + 20 = ______
  13. 4 × 10 = ______
  14. 85 − 10 = ______
  15. 49 + 20 = ______
  16. 52 + 20 = ______
  17. 89 − 10 = ______
  18. 94 − 10 = ______
  19. 47 − 10 = ______
  20. 92 − 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath