Question

Вычислите:
$5frac{4}{5}$:($1frac{4}{7}$-$2frac{2}{5}$)+$1frac{3}{5}$=?

Answer 1

$5 frac{4}{5}:(1 frac{4}{7}-2 frac{2}{5}) +1 frac{3}{5}= frac{29}{5}:( frac{11}{7}- frac{12}{5})+ frac{8}{5}= frac{29}{5}* frac{-35}{29} + frac{8}{5}= frac{8}{5}- frac{7}{5}= frac{1}{5}$