Using the income statement above Chelsea would calculate her net profit margin as. In our example the gross profit margin is 100 divided by 100 so we get a profit margin percentage of 100 percent. Profitability Strategy To Rocket Your Net Profit Business Development Strategy Profit Margins Business Development Strategy Net Profit Business Development In other words for every dollar of revenue the business brings in it keeps 023 after accounting for all expenses. . Gross Profit Margin Total Revenue Cost of Goods SoldTotal Revenue x 100. To calculate your profit margin just divide your net profits by your sales price and multiply that number by 100. To calculate gross profit we need to start with the gross sales The Gross Sales Gross Sales also called Top-Line Sales of a Company refers to the total sales amount earned over a given period excluding returns allowances rebates any other discount. Sales Price 857 1 - 27 100. Pro