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. 50 + 20 = ______
  2. 2 × 10 = ______
  3. 20 + 10 = ______
  4. 67 + 10 = ______
  5. 72 − 10 = ______
  6. 78 + 20 = ______
  7. 27 + 10 = ______
  8. 4 × 10 = ______
  9. 51 − 10 = ______
  10. 54 − 10 = ______
  11. 42 + 20 = ______
  12. 63 + 10 = ______
  13. 85 − 10 = ______
  14. 21 + 10 = ______
  15. 6 × 10 = ______
  16. 15 + 20 = ______
  17. 75 − 10 = ______
  18. 98 − 10 = ______
  19. 52 − 10 = ______
  20. 62 + 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath