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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. 36 + 20 = ______
  2. 21 − 10 = ______
  3. 9 × 10 = ______
  4. 37 − 10 = ______
  5. 63 + 10 = ______
  6. 73 − 10 = ______
  7. 73 + 10 = ______
  8. 88 − 10 = ______
  9. 31 + 20 = ______
  10. 5 × 10 = ______
  11. 39 − 10 = ______
  12. 63 + 20 = ______
  13. 2 × 10 = ______
  14. 55 + 10 = ______
  15. 4 × 10 = ______
  16. 8 × 10 = ______
  17. 26 + 10 = ______
  18. 49 + 20 = ______
  19. 48 + 20 = ______
  20. 48 − 10 = ______