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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. 39 + 10 = ______
  2. 6 × 10 = ______
  3. 2 × 10 = ______
  4. 29 + 10 = ______
  5. 7 × 10 = ______
  6. 53 + 10 = ______
  7. 21 + 20 = ______
  8. 14 + 20 = ______
  9. 20 + 20 = ______
  10. 56 + 20 = ______
  11. 16 + 10 = ______
  12. 46 − 10 = ______
  13. 28 + 20 = ______
  14. 9 × 10 = ______
  15. 48 + 20 = ______
  16. 71 + 20 = ______
  17. 40 + 20 = ______
  18. 1 × 10 = ______
  19. 80 − 10 = ______
  20. 58 + 20 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath