The price of a gallon of unleaded gas was
$2.86
yesterday. Today, the price fell to
$2.80
. Find the percentage decrease. Round your answer to the nearest tenth of a percent.

Relax

Respuesta :

First you do the larger number minus the smaller number over the original amount so
2.86-2.80/2.86
.6/2.86
.2 or 20% change