\dfrac{7xy}{3ab}\cdot \dfrac{6ab}{4yz}:\dfrac{42x}{12z}= {\dfrac{7xy}{3ab}\cdot \dfrac{6ab}{4yz}\mathrlap{\:\cdot}} {\cdot~\dfrac{12z}{42x}=} . \dfrac{2,5kx}{my}:\dfrac{4bx}{ky}\cdot \dfrac{8bm}{k}= .

Задание

Вычисли и запиши ответы

\(\dfrac{7xy}{3ab}\cdot \dfrac{6ab}{4yz}:\dfrac{42x}{12z}=\) \({\dfrac{7xy}{3ab}\cdot \dfrac{6ab}{4yz}\mathrlap{\:\cdot}}\) \({\cdot~\dfrac{12z}{42x}=}\) [ ].
\(\dfrac{2,5kx}{my}:\dfrac{4bx}{ky}\cdot \dfrac{8bm}{k}=\) [ ].