Автор - dianaesimhan

Помогите пожалуйста с решением

Ответ

Автор - polinalotkova673

Ответ:

1)

( frac{3}{5}  +  frac{9}{5} ) times  frac{1}{2}  =  frac{12}{5}  times  frac{1}{2}  =  frac{6}{5}  = 1 frac{1}{5}  = 1.2

2)

(6 -  frac{32}{15} )  times  frac{11}{5}  =  frac{58}{15}  times  frac{11}{5}  =  frac{638}{75}  = 8 frac{38}{75}  = 8.506

3)

( frac{5}{4}  +  frac{1}{6} )  times frac{12}{5}  =  frac{17}{12}  times  frac{12}{5}  =  = 17 times  frac{1}{5}  =  frac{17}{5}  = 3 frac{2}{5}  = 3.4

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