Задача 47248 ...

sova

2020-04-15 20:15:46

★

[m]\frac{3}{8}+\frac{1}{4}=\frac{3}{8}+\frac{2}{8}=\frac{5}{8}[/m]

[m]\frac{1}{2}:\frac{5}{8}=\frac{1}{2}\cdot \frac{8}{5}=\frac{1\cdot 8}{2\cdot 5}=0,8[/m]