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. 23 + 20 = ______
  2. 47 + 10 = ______
  3. 11 + 20 = ______
  4. 49 + 20 = ______
  5. 38 + 10 = ______
  6. 61 + 10 = ______
  7. 40 − 10 = ______
  8. 83 − 10 = ______
  9. 32 + 10 = ______
  10. 43 − 10 = ______
  11. 48 − 10 = ______
  12. 74 + 10 = ______
  13. 31 + 20 = ______
  14. 75 + 20 = ______
  15. 31 − 10 = ______
  16. 33 + 10 = ______
  17. 87 − 10 = ______
  18. 45 + 10 = ______
  19. 24 − 10 = ______
  20. 4 × 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath