Van purchased a DVD player on sale. The initial price was $179.30. The price after the discount was $144.77. what was the percent of decrease (discount rate)

The percent of discount is rounded to 19%. Steps:

1. Divide 144.77 by 179.30

2. You get the answer 0.80741773 ... etc.

3. You round it to 0.81.

4. You turn it into a percent by moving the dot (decimal) to the right four times.

5. And then you subtract it from 100 and you get 19% for the discount.