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. 62 + 20 = ______
  2. 2 × 10 = ______
  3. 83 + 10 = ______
  4. 73 − 10 = ______
  5. 55 + 20 = ______
  6. 18 + 20 = ______
  7. 14 + 20 = ______
  8. 41 + 20 = ______
  9. 68 + 20 = ______
  10. 81 + 20 = ______
  11. 8 × 10 = ______
  12. 85 + 10 = ______
  13. 21 + 20 = ______
  14. 83 + 20 = ______
  15. 63 + 20 = ______
  16. 65 − 10 = ______
  17. 89 + 20 = ______
  18. 17 + 10 = ______
  19. 61 + 20 = ______
  20. 96 − 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath