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. 81 + 20 = ______
  2. 33 + 10 = ______
  3. 45 + 20 = ______
  4. 33 − 10 = ______
  5. 59 + 20 = ______
  6. 72 + 10 = ______
  7. 59 − 10 = ______
  8. 22 − 10 = ______
  9. 75 − 10 = ______
  10. 48 + 20 = ______
  11. 7 × 10 = ______
  12. 30 − 10 = ______
  13. 25 + 20 = ______
  14. 41 + 10 = ______
  15. 92 − 10 = ______
  16. 52 + 10 = ______
  17. 86 + 10 = ______
  18. 29 + 10 = ______
  19. 23 + 20 = ______
  20. 41 + 20 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath