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. 82 + 10 = ______
  2. 42 + 10 = ______
  3. 62 + 10 = ______
  4. 52 − 10 = ______
  5. 53 − 10 = ______
  6. 40 + 10 = ______
  7. 18 + 10 = ______
  8. 69 + 10 = ______
  9. 33 + 10 = ______
  10. 5 × 10 = ______
  11. 90 − 10 = ______
  12. 78 + 10 = ______
  13. 17 + 20 = ______
  14. 33 + 20 = ______
  15. 49 + 10 = ______
  16. 56 − 10 = ______
  17. 40 − 10 = ______
  18. 80 + 10 = ______
  19. 38 + 20 = ______
  20. 66 + 20 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath