$\dfrac{19}{39}\times 2$ =

$\dfrac{21}{6}\times\dfrac{11}{23}$ =

$\dfrac{5}{7}\times\dfrac{10}{3}$ =

$\dfrac{10}{11}\times\dfrac{3}{25}$ =

$5+\dfrac{-169}{25}$ =

$\dfrac{-36}{22}+\dfrac{1}{2}$ =

$\dfrac{3}{14}+\dfrac{6}{2}$ =

$\dfrac{3}{5}\div\dfrac{2}{3}$ =

$\dfrac{2}{3}\div\dfrac{11}{2}$ =

$\dfrac{\dfrac{25}{14}}{4}$ =

$\dfrac{2}{4}+\dfrac{11}{20}$ =

$\dfrac{9}{15}\times\dfrac{9}{7}$ =

$\dfrac{2}{22}+\dfrac{3}{44}$ =

$\dfrac{5}{3}+\dfrac{11}{8}$ =

$\dfrac{2}{-11}\times\dfrac{10}{-3}$ =

$\dfrac{-31}{28}+2$ =

$\dfrac{11}{\dfrac{38}{3}}$ =

$\dfrac{5}{3}\times\dfrac{11}{7}$ =

$\dfrac{2}{5}+\dfrac{3}{7}$ =

$\dfrac{\dfrac{11}{7}}{\dfrac{2}{3}}$ =