Question

calcule
[ (+2) sobre 4 ] sobre 5
[ (-7) sobre 6 ] sobre 3​

Answer 1

$\frac{\frac{2}{4}}{5}=\frac{\frac{1}{2}}{5}=\frac{1}{5\times2}=\frac{1}{10}$

$\frac{\frac{-7}{6}}{3}=\frac{-7}{3\times6}=\frac{-7}{18}=-\frac{7}{18}$