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. 34 + 20 = ______
  2. 53 + 20 = ______
  3. 28 − 10 = ______
  4. 23 + 10 = ______
  5. 17 + 20 = ______
  6. 40 + 10 = ______
  7. 48 − 10 = ______
  8. 2 × 10 = ______
  9. 52 − 10 = ______
  10. 56 + 20 = ______
  11. 69 − 10 = ______
  12. 12 + 20 = ______
  13. 84 + 20 = ______
  14. 66 + 10 = ______
  15. 9 × 10 = ______
  16. 5 × 10 = ______
  17. 51 + 10 = ______
  18. 89 + 20 = ______
  19. 97 − 10 = ______
  20. 4 × 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath