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 + 10 = ______
  2. 55 + 20 = ______
  3. 33 + 20 = ______
  4. 69 − 10 = ______
  5. 18 + 20 = ______
  6. 22 − 10 = ______
  7. 64 − 10 = ______
  8. 61 + 10 = ______
  9. 57 + 10 = ______
  10. 65 + 20 = ______
  11. 38 + 20 = ______
  12. 57 + 20 = ______
  13. 16 + 10 = ______
  14. 67 + 20 = ______
  15. 2 × 10 = ______
  16. 29 + 20 = ______
  17. 83 + 20 = ______
  18. 7 × 10 = ______
  19. 3 × 10 = ______
  20. 49 + 20 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath