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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. 20 + 20 = ______
  2. 7 × 10 = ______
  3. 81 + 20 = ______
  4. 8 × 10 = ______
  5. 42 + 10 = ______
  6. 69 − 10 = ______
  7. 1 × 10 = ______
  8. 25 − 10 = ______
  9. 45 + 20 = ______
  10. 85 − 10 = ______
  11. 24 − 10 = ______
  12. 3 × 10 = ______
  13. 57 − 10 = ______
  14. 79 + 10 = ______
  15. 30 + 20 = ______
  16. 48 + 20 = ______
  17. 21 + 20 = ______
  18. 11 + 20 = ______
  19. 43 + 20 = ______
  20. 52 + 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath