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 + 20 = ______
  2. 3 × 10 = ______
  3. 71 + 20 = ______
  4. 89 + 20 = ______
  5. 38 + 10 = ______
  6. 29 + 20 = ______
  7. 8 × 10 = ______
  8. 29 + 10 = ______
  9. 38 + 20 = ______
  10. 24 + 10 = ______
  11. 68 + 10 = ______
  12. 86 + 20 = ______
  13. 57 − 10 = ______
  14. 61 − 10 = ______
  15. 50 + 10 = ______
  16. 21 − 10 = ______
  17. 43 − 10 = ______
  18. 64 + 10 = ______
  19. 75 + 20 = ______
  20. 2 × 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath