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 + 20 = ______
  2. 71 − 10 = ______
  3. 23 − 10 = ______
  4. 80 − 10 = ______
  5. 8 × 10 = ______
  6. 37 − 10 = ______
  7. 23 + 20 = ______
  8. 50 + 20 = ______
  9. 81 + 10 = ______
  10. 89 − 10 = ______
  11. 30 + 10 = ______
  12. 5 × 10 = ______
  13. 15 + 20 = ______
  14. 91 − 10 = ______
  15. 88 + 10 = ______
  16. 45 − 10 = ______
  17. 17 + 20 = ______
  18. 22 − 10 = ______
  19. 65 − 10 = ______
  20. 2 × 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath