jasvasia is shopping on Amazon for new sunglasses . she notices a pair that she likes price changed from $32.15 to $18.99. what is the percent increase or decrease ? round your answer to the nearest tenth .
The formula for percent change is ((y2 - y1) / y1)*100 so just plug in $32.15 for y1 and $18.99 for y2 and you get the answer, which is approximately 40.9%.