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. 13 + 10 = ______
  2. 99 − 10 = ______
  3. 49 − 10 = ______
  4. 65 + 10 = ______
  5. 79 + 20 = ______
  6. 27 + 10 = ______
  7. 80 + 20 = ______
  8. 44 + 10 = ______
  9. 27 − 10 = ______
  10. 60 + 10 = ______
  11. 23 − 10 = ______
  12. 77 + 20 = ______
  13. 4 × 10 = ______
  14. 84 + 20 = ______
  15. 5 × 10 = ______
  16. 61 + 20 = ______
  17. 9 × 10 = ______
  18. 60 − 10 = ______
  19. 26 + 20 = ______
  20. 50 + 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath