Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $3091 and you need to know how much will you save on your purchase if the discount is 87 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (3091 x 87) / 100
Amount Saved = 268917 / 100
Amount Saved = $2689.17 (answer).
In other words, a 87% discount for a purchase with an original price of $3091 equals $2689.17 (Amount Saved), so you'll end up paying 401.83.