Question

The price of an item yesterday was $120. Today, the price fell to $84. How do you find the percentage decrease?

Answer 1

`(120-84)*100/120=30%`

Explanation:

The discount (in terms of USD) is `120-84=36`

The discount rate `Percent = 36*100/120=30%`.

Just multiply discount price by 100 and divide by the original price.