Question

What are 2 methods for finding the sale price of an item that is discounted 30%?

Answer 1

First you have to know the price of item.

EX: Say a candy car costs $1.50. 
The candy bar was marked down 30%.
$1.50 x 30/100 = $.45
The item will decrease $.45.
$1.50 - $.45 = $1.05