The question in other words is: what is 20 percent-off $78.37? Find the amount of discount.

Solution:

Replacing the given values in formula below we have:

Amount Saved = Original Price x Discount in Percent / 100. So,

Amount Saved = 78.37 x 20 / 100

Amount Saved = 1567.4 / 100

Amount Saved = $15.67 (answer).

In other words, a 20% discount for a item with original price of $78.37 is equal to $15.674 (Amount Saved).

Note that to find the amount saved, just multiply it by the percentage and divide by 100.