Answer:
$13.44
Explanation:
A percent is a portion of 100. If $16.80 is 100% of the price, and we receive 20% off then we pay 80% of the price. 100%-20%=80%. We find the new price by multiplying 16.80 by the percent as a decimal. 80% is 0.80.
16.80(0.80)=$13.44.