$\dfrac{\dfrac{2}{3}}{\dfrac{3}{23}}$ =

$\dfrac{-8}{3}\times\dfrac{2}{-13}$ =

$\dfrac{5}{21}\times 11$ =

$3-\dfrac{31}{12}$ =

$\dfrac{1}{5}+\dfrac{41}{15}$ =

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

$\dfrac{5}{13}\times\dfrac{10}{15}$ =

$\dfrac{7}{2}\times\dfrac{5}{13}$ =

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

$\dfrac{7}{10}\div\dfrac{3}{11}$ =

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

$\dfrac{15}{20}\times\dfrac{5}{22}$ =

$\dfrac{10}{7}\times\dfrac{12}{35}$ =

$\dfrac{-45}{44}+\dfrac{6}{4}$ =

$\dfrac{6}{15}-\dfrac{20}{45}$ =

$\dfrac{13}{5}\times\dfrac{3}{8}$ =

$\dfrac{\dfrac{50}{13}}{3}$ =

$\dfrac{-35}{44}+1$ =

$\dfrac{-1}{6}+\dfrac{2}{2}$ =

$\dfrac{3}{\dfrac{46}{3}}$ =