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. 71 + 20 = ______
  2. 82 + 20 = ______
  3. 82 − 10 = ______
  4. 59 + 20 = ______
  5. 2 × 10 = ______
  6. 91 − 10 = ______
  7. 27 + 10 = ______
  8. 45 + 10 = ______
  9. 36 − 10 = ______
  10. 8 × 10 = ______
  11. 53 + 10 = ______
  12. 83 + 20 = ______
  13. 6 × 10 = ______
  14. 82 + 10 = ______
  15. 23 − 10 = ______
  16. 5 × 10 = ______
  17. 4 × 10 = ______
  18. 97 − 10 = ______
  19. 73 + 10 = ______
  20. 81 − 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath