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Автор - enotik24746737372

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Ответ

Автор - Reideen

7 frac{1}{3}  div  frac{2}{3}  - 1 frac{5}{6}  times (2 frac{7}{9}  - 4 frac{1}{6} ) =  \  =  frac{22}{3}  div  frac{2}{3}  -  frac{11}{6} times  ( frac{25}{9}  -  frac{25}{6} ) =  \  =  frac{22}{3}  div  frac{2}{3}  -  frac{11}{6}  times ( frac{150}{54}  -  frac{225}{54} ) =  \  =  frac{22}{3} div  frac{2}{3}   -  frac{11}{6}  times ( -  frac{75}{54} ) =  \  =  frac{22}{3}  div  frac{2}{3}  +  frac{275}{108}  =  \  =  frac{22}{3}  times  frac{3}{2}  +  frac{275}{108}  =  \  = 11 +  frac{275}{108}  =  \  =  frac{1188}{108}  +  frac{275}{108}  =  \  =  frac{1463}{108}  = 13 frac{59}{108}

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