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. 25 + 20 = ______
  2. 43 + 10 = ______
  3. 83 + 20 = ______
  4. 1 × 10 = ______
  5. 64 + 20 = ______
  6. 67 + 10 = ______
  7. 7 × 10 = ______
  8. 70 − 10 = ______
  9. 53 + 10 = ______
  10. 28 + 10 = ______
  11. 15 + 10 = ______
  12. 47 − 10 = ______
  13. 79 − 10 = ______
  14. 89 − 10 = ______
  15. 29 + 20 = ______
  16. 48 − 10 = ______
  17. 26 + 20 = ______
  18. 67 − 10 = ______
  19. 64 − 10 = ______
  20. 38 + 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath