Question

If sales tax is 8%, what is the tax on a sale of $400.00?

Answer 1

$\bf \begin{array}{|c|ll} \cline{1-1} \textit{a\% of b}\\ \cline{1-1} \\ \left( \cfrac{a}{100} \right)\cdot b \\\\ \cline{1-1} \end{array}~\hspace{5em}\stackrel{\textit{8\% of 400}}{\left( \cfrac{8}{100} \right)400}\implies 32$