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. 30 + 20 = ______
  2. 4 × 10 = ______
  3. 90 − 10 = ______
  4. 14 + 20 = ______
  5. 38 + 20 = ______
  6. 47 + 10 = ______
  7. 24 + 20 = ______
  8. 79 − 10 = ______
  9. 3 × 10 = ______
  10. 6 × 10 = ______
  11. 53 + 10 = ______
  12. 68 − 10 = ______
  13. 89 + 20 = ______
  14. 75 − 10 = ______
  15. 11 + 20 = ______
  16. 58 − 10 = ______
  17. 73 + 10 = ______
  18. 72 + 10 = ______
  19. 78 + 20 = ______
  20. 82 + 20 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath