$15 \times\dfrac{7}{35}$ =

$\dfrac{19}{3}\times\dfrac{2}{13}$ =

$\dfrac{11}{9}\times\dfrac{21}{16}$ =

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

$\dfrac{-3}{2}\times\dfrac{-11}{35}$ =

$\dfrac{11}{12}\times\dfrac{5}{3}$ =

$\dfrac{25}{10}\times\dfrac{7}{3}$ =

$\dfrac{13}{21}\times 2$ =

$5 \times\dfrac{-9}{15}$ =

$\dfrac{11}{10}\times\dfrac{15}{17}$ =