Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $726 and you need to know how much will you save on your purchase if the discount is 90 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (726 x 90) / 100
Amount Saved = 65340 / 100
Amount Saved = $653.4 (answer).
In other words, a 90% discount for a purchase with an original price of $726 equals $653.4 (Amount Saved), so you'll end up paying 72.6.