Question

Напишите в не сократимой дроби

Answer 1

$\displaystyle \frac{72}{432}=\frac{1*72}{6*72}=\frac{1}{6}\\\\\\\frac{54}{90}=\frac{3*18}{5*18}=\frac{3}{5}\\\\\\\frac{388}{54}=\frac{194*2}{27*2}=\frac{194}{27}=7\frac{5}{27}$