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. 31 − 10 = ______
  2. 77 + 10 = ______
  3. 76 + 10 = ______
  4. 39 + 20 = ______
  5. 27 + 20 = ______
  6. 2 × 10 = ______
  7. 66 − 10 = ______
  8. 89 + 20 = ______
  9. 62 − 10 = ______
  10. 50 − 10 = ______
  11. 84 − 10 = ______
  12. 4 × 10 = ______
  13. 19 + 20 = ______
  14. 33 + 20 = ______
  15. 79 − 10 = ______
  16. 8 × 10 = ______
  17. 72 + 20 = ______
  18. 21 − 10 = ______
  19. 88 + 20 = ______
  20. 37 − 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath