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. 21 + 10 = ______
  2. 61 + 20 = ______
  3. 13 + 10 = ______
  4. 19 + 20 = ______
  5. 6 × 10 = ______
  6. 47 + 20 = ______
  7. 33 + 10 = ______
  8. 5 × 10 = ______
  9. 90 − 10 = ______
  10. 87 + 10 = ______
  11. 79 − 10 = ______
  12. 91 − 10 = ______
  13. 77 + 10 = ______
  14. 42 + 10 = ______
  15. 88 + 10 = ______
  16. 76 + 20 = ______
  17. 7 × 10 = ______
  18. 51 + 20 = ______
  19. 30 + 20 = ______
  20. 36 − 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath