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. 2 × 10 = ______
  2. 77 + 10 = ______
  3. 51 − 10 = ______
  4. 89 − 10 = ______
  5. 83 − 10 = ______
  6. 31 − 10 = ______
  7. 53 + 10 = ______
  8. 79 − 10 = ______
  9. 87 + 20 = ______
  10. 67 + 20 = ______
  11. 38 + 10 = ______
  12. 49 + 10 = ______
  13. 7 × 10 = ______
  14. 52 − 10 = ______
  15. 67 − 10 = ______
  16. 3 × 10 = ______
  17. 76 + 20 = ______
  18. 21 − 10 = ______
  19. 33 + 10 = ______
  20. 37 + 20 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath