Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $3766 and you need to know how much will you save on your purchase if the discount is 21 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (3766 x 21) / 100
Amount Saved = 79086 / 100
Amount Saved = $790.86 (answer).
In other words, a 21% discount for a purchase with an original price of $3766 equals $790.86 (Amount Saved), so you'll end up paying 2975.14.