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. 1 × 10 = ______
  2. 21 + 10 = ______
  3. 7 × 10 = ______
  4. 24 + 20 = ______
  5. 91 − 10 = ______
  6. 15 + 20 = ______
  7. 67 − 10 = ______
  8. 33 + 10 = ______
  9. 26 − 10 = ______
  10. 13 + 20 = ______
  11. 90 − 10 = ______
  12. 87 + 10 = ______
  13. 51 + 10 = ______
  14. 39 + 20 = ______
  15. 51 + 20 = ______
  16. 58 + 20 = ______
  17. 12 + 10 = ______
  18. 49 − 10 = ______
  19. 9 × 10 = ______
  20. 70 − 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath