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. 40 − 10 = ______
  2. 45 + 20 = ______
  3. 85 + 20 = ______
  4. 12 + 10 = ______
  5. 39 − 10 = ______
  6. 20 + 10 = ______
  7. 29 + 10 = ______
  8. 58 + 10 = ______
  9. 47 + 20 = ______
  10. 53 − 10 = ______
  11. 26 + 20 = ______
  12. 27 + 10 = ______
  13. 33 − 10 = ______
  14. 17 + 10 = ______
  15. 53 + 10 = ______
  16. 39 + 10 = ______
  17. 60 + 20 = ______
  18. 49 + 10 = ______
  19. 76 + 10 = ______
  20. 82 − 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath