How do you simplify x^8 / x^10?

$\frac{{x}^{8}}{{x}^{10}} = \frac{1}{x} ^ 2$
${x}^{10} = {x}^{8} \cdot {x}^{2}$
$\textcolor{w h i t e}{\text{XXX}} \frac{{x}^{8}}{{x}^{10}} = \frac{\cancel{{x}^{8}}}{\cancel{{x}^{8}} \cdot {x}^{2}} = \frac{1}{x} ^ 2$