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. 84 − 10 = ______
  2. 72 − 10 = ______
  3. 31 + 10 = ______
  4. 49 + 20 = ______
  5. 43 − 10 = ______
  6. 35 + 20 = ______
  7. 1 × 10 = ______
  8. 39 − 10 = ______
  9. 36 + 20 = ______
  10. 37 − 10 = ______
  11. 32 + 20 = ______
  12. 16 + 20 = ______
  13. 90 − 10 = ______
  14. 70 − 10 = ______
  15. 70 + 10 = ______
  16. 8 × 10 = ______
  17. 30 + 10 = ______
  18. 66 + 10 = ______
  19. 15 + 10 = ______
  20. 46 + 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath