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. 34 + 20 = ______
  2. 36 + 10 = ______
  3. 77 + 20 = ______
  4. 3 × 10 = ______
  5. 64 + 10 = ______
  6. 66 − 10 = ______
  7. 82 + 20 = ______
  8. 1 × 10 = ______
  9. 84 − 10 = ______
  10. 77 − 10 = ______
  11. 71 + 10 = ______
  12. 21 + 10 = ______
  13. 9 × 10 = ______
  14. 81 + 20 = ______
  15. 85 + 20 = ______
  16. 65 + 20 = ______
  17. 92 − 10 = ______
  18. 23 + 20 = ______
  19. 5 × 10 = ______
  20. 52 + 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath