$\dfrac{19}{-11}\times\dfrac{2}{-5}$ =

$\dfrac{3}{12}\times\dfrac{9}{7}$ =

$\dfrac{1}{2}\times\dfrac{13}{3}$ =

$\dfrac{35}{15}\times\dfrac{11}{10}$ =

$35 \times\dfrac{11}{77}$ =

$\dfrac{3}{26}\times 9$ =

$\dfrac{7}{2}\times\dfrac{7}{17}$ =

$\dfrac{11}{2}\times\dfrac{10}{4}$ =

$\dfrac{13}{7}\times\dfrac{2}{3}$ =

$3 \times\dfrac{19}{-19}$ =