Question

Qual a propriedade de 5/7÷5/2

Answer 1

$\Large\boxed{\begin{array}{l}\sf\dfrac{5}{7}\div\dfrac{5}{2}=\dfrac{\diagdown\!\!\!\!5}{7}\cdot\dfrac{2}{\diagdown\!\!\!5}=\dfrac{2}{7}\end{array}}$