{\dfrac{13}{14}\cdot \left (\dfrac{28}{30} \cdot \dfrac{1}{3} \right )\mathrlap{\,=}} {= \left (\dfrac{13}{14}\cdot \dfrac{28}{30} \right )\cdot \dfrac{1}{3}\raisebox{-1em}{$\,$}\mathrlap{\,=}} {=\dfrac{13}{15}\cdot \dfrac{1}{3}= \dfrac{13}{45}}. В ответе записывай несократимые дроби. 72\cdot \left (\dfrac{29}{36} \cdot \dfrac{7}{40} \right )= . \dfrac{11}{30}\cdot \left (15 \cdot \dfrac{2}{17} \right )= . \dfrac{43}{44}\cdot \left (\dfrac{44}{45} \cdot \dfrac{9}{86} \right )= .
Задание

Вычисли и запиши ответы

\({\dfrac{13}{14}\cdot \left (\dfrac{28}{30} \cdot \dfrac{1}{3} \right )\mathrlap{\,=}}\) \({= \left (\dfrac{13}{14}\cdot \dfrac{28}{30} \right )\cdot \dfrac{1}{3}\raisebox{-1em}{\),\(}\mathrlap{\,=}}\) \({=\dfrac{13}{15}\cdot \dfrac{1}{3}= \dfrac{13}{45}}\) .

В ответе записывай несократимые дроби.

  1. \( 72\cdot \left (\dfrac{29}{36} \cdot \dfrac{7}{40} \right )=\) [ ].
  2. \(\dfrac{11}{30}\cdot \left (15 \cdot \dfrac{2}{17} \right )=\) [ ].
  3. \(\dfrac{43}{44}\cdot \left (\dfrac{44}{45} \cdot \dfrac{9}{86} \right )=\) [ ].