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. 15 + 20 = ______
  2. 52 + 10 = ______
  3. 49 + 10 = ______
  4. 42 − 10 = ______
  5. 73 − 10 = ______
  6. 82 − 10 = ______
  7. 4 × 10 = ______
  8. 34 + 20 = ______
  9. 53 + 10 = ______
  10. 85 + 20 = ______
  11. 33 + 20 = ______
  12. 69 + 20 = ______
  13. 27 + 20 = ______
  14. 60 − 10 = ______
  15. 49 − 10 = ______
  16. 69 + 10 = ______
  17. 55 + 10 = ______
  18. 43 + 10 = ______
  19. 85 − 10 = ______
  20. 8 × 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath