Question

Вычислите рациональным способом:
5,12•1,4-3,12:5/7​

Answer 1

$7,168-\frac{78}{25}*\frac{7}{5}$

$\frac{896}{125}-\frac{546}{125}$ = $\frac{14}{5}$ = $2\frac{4}{5}$