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. 77 + 20 = ______
  2. 98 − 10 = ______
  3. 83 + 20 = ______
  4. 49 − 10 = ______
  5. 30 + 20 = ______
  6. 40 + 10 = ______
  7. 48 + 20 = ______
  8. 17 + 20 = ______
  9. 23 + 10 = ______
  10. 5 × 10 = ______
  11. 31 + 20 = ______
  12. 8 × 10 = ______
  13. 43 − 10 = ______
  14. 3 × 10 = ______
  15. 46 − 10 = ______
  16. 79 + 20 = ______
  17. 17 + 10 = ______
  18. 50 + 20 = ______
  19. 36 + 20 = ______
  20. 20 + 20 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath