Question

выолните действие (7\10-4\15):2 1\6

Answer 1

$( \frac{7}{10}-\frac{4}{15} ) : 2 \frac{1}{6} = \\ \\ \frac{3*7-4*2}{30} : \frac{13}{6} = \\ \\ \frac{13}{30} * \frac{6}{13} = \frac{6}{30} = \frac{2}{10} =0,2$