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. 27 + 20 = ______
  2. 82 − 10 = ______
  3. 2 × 10 = ______
  4. 35 + 10 = ______
  5. 47 + 20 = ______
  6. 59 − 10 = ______
  7. 68 + 20 = ______
  8. 73 − 10 = ______
  9. 73 + 20 = ______
  10. 21 + 10 = ______
  11. 83 + 10 = ______
  12. 8 × 10 = ______
  13. 28 + 20 = ______
  14. 22 − 10 = ______
  15. 68 + 10 = ______
  16. 6 × 10 = ______
  17. 4 × 10 = ______
  18. 1 × 10 = ______
  19. 67 + 20 = ______
  20. 85 + 20 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath