$\frac{7}{3}\cdot\frac{5}{10}$

$\frac{5}{2}\cdot\frac{8}{7}$

$\frac{5}{4}\cdot\frac{1}{3}$

$\frac{1}{3}\cdot\frac{8}{3}$

$\frac{2}{3}\cdot\frac{5}{4}$

$\frac{1}{4}\cdot\frac{6}{7}$

$\frac{1}{4}\cdot\frac{12}{5}$

$\frac{9}{10}\cdot\frac{4}{7}$

$\dfrac12\cdot\dfrac34$

$\dfrac4{15}\cdot\dfrac13$