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. 52 − 10 = ______
  2. 42 + 10 = ______
  3. 22 + 10 = ______
  4. 58 − 10 = ______
  5. 67 + 20 = ______
  6. 77 + 20 = ______
  7. 54 + 10 = ______
  8. 33 − 10 = ______
  9. 64 − 10 = ______
  10. 73 + 20 = ______
  11. 74 + 20 = ______
  12. 29 − 10 = ______
  13. 89 − 10 = ______
  14. 36 + 10 = ______
  15. 69 + 20 = ______
  16. 60 + 20 = ______
  17. 61 + 20 = ______
  18. 51 + 20 = ______
  19. 21 − 10 = ______
  20. 4 × 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath