Сократи дроби 1) \dfrac{4\cdot 3}{27 \cdot 8}=\dfrac{1\cdot 1}{9\cdot 2}= . 2) \dfrac{12\cdot 14}{35 \cdot 15}= . 3) \dfrac{17\cdot 22}{55 \cdot 34}= . 4) \dfrac{12\cdot 14}{35 \cdot 15}= . 5) \dfrac{8\cdot 13\cdot 45}{15 \cdot 24 \cdot 39}= . 6) \dfrac{9\cdot 14 + 9\cdot 5}{18 \cdot 38}=\dfrac{9\cdot (14+5)}{18 \cdot 38}=\dfrac{9\cdot 19}{18 \cdot 38}= . 7) \dfrac{15\cdot 21}{15 \cdot 32 -15 \cdot 4}= . 8) \dfrac{42\cdot 17

Задание

Сократи дроби

\(\dfrac{4\cdot 3}{27 \cdot 8}=\dfrac{1\cdot 1}{9\cdot 2}=\) [ ].
\(\dfrac{12\cdot 14}{35 \cdot 15}=\) [ ].
\(\dfrac{17\cdot 22}{55 \cdot 34}=\) [ ].
\(\dfrac{12\cdot 14}{35 \cdot 15}=\) [ ].
\(\dfrac{8\cdot 13\cdot 45}{15 \cdot 24 \cdot 39}=\) [ ].
\(\dfrac{9\cdot 14 + 9\cdot 5}{18 \cdot 38}=\dfrac{9\cdot (14+5)}{18 \cdot 38}=\dfrac{9\cdot 19}{18 \cdot 38}=\) [ ].
\(\dfrac{15\cdot 21}{15 \cdot 32 -15 \cdot 4}=\) [ ].
\(\dfrac{42\cdot 17 - 16 \cdot 17}{51 \cdot 7+ 51 \cdot 6}=\) [ ].