Question

Выполните действие 1 5/7*(7-2 4/17)

Answer 1

$1 frac{5}{7} *(7-2 frac{4}{17} ) = frac{12}{7} *(6 frac{17}{17} -2frac{4}{17} )= frac{12}{7} * 4frac{13}{17} = \ \ \ = frac{12}{7}* frac{81}{17}= frac{12*81}{7*17}= frac{972}{119}=8 frac{20}{119}.$