Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $6630 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 = (6630 x 10) / 100
Amount Saved = 66300 / 100
Amount Saved = $663 (answer).
In other words, a 10% discount for a purchase with an original price of $6630 equals $663 (Amount Saved), so you'll end up paying 5967.