Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $3128 and you need to know how much will you save on your purchase if the discount is 10 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (3128 x 10) / 100
Amount Saved = 31280 / 100
Amount Saved = $312.8 (answer).
In other words, a 10% discount for a purchase with an original price of $3128 equals $312.8 (Amount Saved), so you'll end up paying 2815.2.