Question

lillian went shopping for a new phone because of a sale. the price on the tag was $20, but lillian paid $16 before tax. find the percent discount.

Explanation:

Step1: Calculate discount amount

$\$20 - \$16 = \$4$

Step2: Find percent discount

$\frac{\$4}{\$20} \times 100\% = 20\%$

Answer:

20%