Найдите значение выражения (17/35+3/8) :5/28

[latex] (\frac{17}{35} + \frac{3}{8} ): \frac{5}{28} = (\frac{17*8}{35*8}) : \frac{5}{28}  = \frac{241}{280} : \frac{5}{28}= \frac{241}{280} * \frac{28}{5} = \frac{241}{28*10} * \frac{28}{5} =[/latex]=[latex] \frac{241}{10} * \frac{1}{5} = \frac{241}{50} = \frac{4*50+41}{50} =4 \frac{41}{50} [/latex] [latex] \frac{17}{35} + \frac{3}{8} = \frac{17*8}{35*8} + \frac{3*35}{8*35} = \frac{136}{280} + \frac{105}{280} = \frac{241}{280} [/latex] [latex] \frac{241}{280} : \frac{5}{28} = \frac{241}{280} * \frac{28}{5} =4 \frac{41}{50} [/latex] переводим [latex]4 \frac{41}{50} [/latex]  в десятичную дробь, получим 4, 82