Ответ:
\[0,8=\frac{4}{5},\qquad 1-\frac{2}{3}=\frac{1}{3}.\]
\[\frac{4}{5}:\frac{1}{3}=\frac{4}{5}\cdot3=\frac{12}{5}=2,4.\]
Ответ: 2,4.
\[0,8=\frac{4}{5},\qquad 1-\frac{2}{3}=\frac{1}{3}.\]
\[\frac{4}{5}:\frac{1}{3}=\frac{4}{5}\cdot3=\frac{12}{5}=2,4.\]
Ответ: 2,4.