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Ответ

Ответ дан
Kukusca

Ответ: это легко

Пошаговое объяснение:

Переверни вторую дробь и перемножь их накрест -это и есть ответ

Ответ

Ответ дан
alina33138

3)

 -  frac{5}{6}  times ( -  frac{12}{5} ) =  frac{12}{6}  = 2

 -  frac{15}{4}  div  frac{3}{2}  =  -  frac{15}{4}  times  frac{2}{3} =   frac{5}{2}  = 2 frac{1}{2}

4)

 -  frac{14}{3}  times  frac{9}{2}  =  -  7 times 3 =  - 21

 -  frac{25}{4}   times ( -  frac{8}{5} ) =  5 times 2 = 10

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