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. 59 + 20 = ______
  2. 4 × 10 = ______
  3. 2 × 10 = ______
  4. 23 − 10 = ______
  5. 28 − 10 = ______
  6. 63 + 10 = ______
  7. 58 + 10 = ______
  8. 71 + 10 = ______
  9. 49 + 10 = ______
  10. 67 + 20 = ______
  11. 81 + 20 = ______
  12. 47 + 10 = ______
  13. 29 + 10 = ______
  14. 44 − 10 = ______
  15. 34 + 20 = ______
  16. 52 − 10 = ______
  17. 34 + 10 = ______
  18. 27 + 10 = ______
  19. 62 + 10 = ______
  20. 89 + 20 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath