Question

a picture frame originally priced at $13.00 is on sale for $7.50. what is the percent of decrease, rounded to the nearest whole number?

Answer 1

percent decrease : (original number - new number) / original number)...x 100

(13.00 - 7.50) / 13.00 = 5.5/13 = 0.42....x 100 = 42% decrease