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. 16 + 20 = ______
  2. 15 + 10 = ______
  3. 3 × 10 = ______
  4. 34 + 20 = ______
  5. 8 × 10 = ______
  6. 41 + 20 = ______
  7. 81 + 10 = ______
  8. 52 + 20 = ______
  9. 49 − 10 = ______
  10. 41 − 10 = ______
  11. 82 + 10 = ______
  12. 54 + 10 = ______
  13. 65 − 10 = ______
  14. 72 − 10 = ______
  15. 80 + 20 = ______
  16. 87 + 10 = ______
  17. 79 − 10 = ______
  18. 86 + 20 = ______
  19. 38 + 20 = ______
  20. 22 − 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath