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. 82 + 10 = ______
  2. 4 × 10 = ______
  3. 49 + 10 = ______
  4. 3 × 10 = ______
  5. 65 − 10 = ______
  6. 93 − 10 = ______
  7. 60 + 20 = ______
  8. 12 + 20 = ______
  9. 67 + 20 = ______
  10. 31 + 10 = ______
  11. 50 + 20 = ______
  12. 86 − 10 = ______
  13. 34 − 10 = ______
  14. 49 + 20 = ______
  15. 81 − 10 = ______
  16. 17 + 10 = ______
  17. 91 − 10 = ______
  18. 78 + 10 = ______
  19. 85 + 20 = ______
  20. 77 − 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath