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. 21 + 20 = ______
  2. 91 − 10 = ______
  3. 50 + 20 = ______
  4. 45 − 10 = ______
  5. 28 + 10 = ______
  6. 14 + 20 = ______
  7. 7 × 10 = ______
  8. 4 × 10 = ______
  9. 94 − 10 = ______
  10. 98 − 10 = ______
  11. 89 + 20 = ______
  12. 5 × 10 = ______
  13. 12 + 10 = ______
  14. 86 − 10 = ______
  15. 14 + 10 = ______
  16. 42 − 10 = ______
  17. 41 + 20 = ______
  18. 42 + 20 = ______
  19. 1 × 10 = ______
  20. 80 − 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath