Joy is planning to purchase a sweater that costs $30 dollars at her local department store. The sweaters are on sale for 20% off. Which steps are needed to find the sale price of the sweater?

A. Convert the percent to its decimal equivalent. Multiply the decimal by the original amount to find the discount.

B. Convert the percent to its decimal equivalent. Divide the decimal by the original amount to find the discount. Subtract the discount from the original amount.

C. Convert the percent to its decimal equivalent. Multiply the decimal by the original amount to find the discount. Add the discount to the original amount.

D. Convert the percent to its decimal equivalent. Multiply the decimal by the original amount to find the discount. Subtract the discount from the original amount.
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