Ответ:

  1. \(2 \cdot 3 \cdot 10 - 60 = 60 - 60 = 0\).
  2. \(5 \cdot 2 \cdot 3 + 70 = 30 + 70 = 100\).
  3. \(2 \cdot 4 \cdot 10 - 10 = 80 - 10 = 70\).
  4. \((17+43):10 = 60:10 = 6\).
  5. \(90:(69-59) = 90:10 = 9\).
  6. \((84+16):10 = 100:10 = 10\).

Ответ: 0; 100; 70; 6; 9; 10.