Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $5450 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 = (5450 x 21) / 100
Amount Saved = 114450 / 100
Amount Saved = $1144.5 (answer).
In other words, a 21% discount for a purchase with an original price of $5450 equals $1144.5 (Amount Saved), so you'll end up paying 4305.5.