Mark up is an accounting term, showing what percentage of the cost of goods sold the profit is. In other words, what percentage of the cost you put on top to form the end retail price.
The mark up formula looks like this:
Markup = (retail price - cost of goods) / cost of goods
Ex. ($100 - $65) / $65 = 54% markup, you markup the COGS of $65 with 54% to get to the price of $100
— Cost of goods sold or cost of sales is the accounting term for the price companies pay for manufacturing their products - materials, labors, factory costs, etc. If you resell products, the cost is what you pay to your suppliers for them plus storage, shipp
— Profit margin or just margin is an accounting term, showing what percentage of the retail price your profit is. It is the ratio between the profit and the retail price. The profit margin formula is: Margin = (retail price - cost of goods) / retail price