Calculate percentage of X, quick & simple.
Let's take a quick example here:
You have a Target coupon of $620 and you need to know how much will you save on your purchase if the discount is 49 percent.
Solution:
Amount Saved = Original Price x Discount in Percent / 100
Amount Saved = (620 x 49) / 100
Amount Saved = 30380 / 100
Amount Saved = $303.8 (answer).
In other words, a 49% discount for a purchase with an original price of $620 equals $303.8 (Amount Saved), so you'll end up paying 316.2.