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. 68 + 20 = ______
  2. 31 + 10 = ______
  3. 27 + 20 = ______
  4. 74 + 20 = ______
  5. 1 × 10 = ______
  6. 20 + 20 = ______
  7. 64 + 20 = ______
  8. 78 + 20 = ______
  9. 3 × 10 = ______
  10. 62 + 20 = ______
  11. 83 − 10 = ______
  12. 47 + 20 = ______
  13. 14 + 20 = ______
  14. 9 × 10 = ______
  15. 50 + 20 = ______
  16. 44 + 10 = ______
  17. 45 + 10 = ______
  18. 18 + 20 = ______
  19. 86 − 10 = ______
  20. 77 + 20 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath