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. 55 + 20 = ______
  2. 88 + 10 = ______
  3. 12 + 10 = ______
  4. 72 − 10 = ______
  5. 8 × 10 = ______
  6. 21 + 20 = ______
  7. 25 + 20 = ______
  8. 15 + 10 = ______
  9. 62 + 10 = ______
  10. 60 − 10 = ______
  11. 90 − 10 = ______
  12. 63 − 10 = ______
  13. 54 + 20 = ______
  14. 83 + 20 = ______
  15. 4 × 10 = ______
  16. 67 + 10 = ______
  17. 11 + 20 = ______
  18. 86 − 10 = ______
  19. 39 + 20 = ______
  20. 71 + 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath