$\dfrac{11}{15}\times\dfrac{2}{3}$ =

$\dfrac{5}{66}\times 5$ =

$\dfrac{20}{-9}\times\dfrac{2}{-7}$ =

$\dfrac{7}{4}\times\dfrac{5}{3}$ =

$\dfrac{11}{25}\times\dfrac{7}{2}$ =

$\dfrac{19}{13}\times\dfrac{2}{4}$ =

$\dfrac{17}{15}\times\dfrac{3}{6}$ =

$9 \times\dfrac{6}{-27}$ =

$\dfrac{11}{19}\times\dfrac{35}{10}$ =

$6 \times\dfrac{30}{36}$ =