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. 22 + 20 = ______
  2. 4 × 10 = ______
  3. 82 + 10 = ______
  4. 65 + 10 = ______
  5. 57 + 10 = ______
  6. 31 − 10 = ______
  7. 70 − 10 = ______
  8. 39 + 20 = ______
  9. 58 + 20 = ______
  10. 8 × 10 = ______
  11. 9 × 10 = ______
  12. 56 − 10 = ______
  13. 34 + 20 = ______
  14. 64 + 10 = ______
  15. 64 − 10 = ______
  16. 3 × 10 = ______
  17. 66 − 10 = ______
  18. 61 + 10 = ______
  19. 65 − 10 = ______
  20. 83 + 20 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath