The formula to find markup amount

A new car has a sticker price of $22,150, while the invoice price paid on it was $18,780.
Original price of new car = $18,780
Sticker price of new car = 22,150
Change in price = 22,150 - 18,780 = 3370
Markup =

=

= 0.179446
Markup percentage = 0.179446 * 100 = 17.94%