Ответ:

  1. \(8\% = \frac{8}{100} = 0.08\).
  2. \(77\% = \frac{77}{100} = 0.77\).
  3. \(123\% = \frac{123}{100} = 1.23\).

Ответ: 0.08; 0.77; 1.23.