$\frac{1}{2}$

$\frac{1}{3}$

$\frac{1}{4}$

0.25

0.75

0.5

$\frac{1}{5}$

$\frac{1}{2}$

$\frac{1}{4}$

0.2

0.4

0.6

0.8

0.7

0.6

$\frac{4}{6}$

$\frac{4}{5}$

$\frac{4}{7}$