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. 87 + 20 = ______
  2. 13 + 10 = ______
  3. 11 + 20 = ______
  4. 18 + 10 = ______
  5. 60 − 10 = ______
  6. 25 − 10 = ______
  7. 73 − 10 = ______
  8. 73 + 20 = ______
  9. 58 − 10 = ______
  10. 25 + 20 = ______
  11. 48 + 20 = ______
  12. 27 − 10 = ______
  13. 58 + 20 = ______
  14. 86 + 20 = ______
  15. 46 + 20 = ______
  16. 42 + 10 = ______
  17. 40 − 10 = ______
  18. 4 × 10 = ______
  19. 56 + 10 = ______
  20. 77 − 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath