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. 19 + 20 = ______
  2. 6 × 10 = ______
  3. 8 × 10 = ______
  4. 66 − 10 = ______
  5. 81 + 20 = ______
  6. 9 × 10 = ______
  7. 53 + 10 = ______
  8. 54 + 10 = ______
  9. 35 − 10 = ______
  10. 43 − 10 = ______
  11. 72 + 20 = ______
  12. 93 − 10 = ______
  13. 15 + 20 = ______
  14. 58 + 20 = ______
  15. 1 × 10 = ______
  16. 4 × 10 = ______
  17. 98 − 10 = ______
  18. 58 + 10 = ______
  19. 46 + 10 = ______
  20. 5 × 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath