Learn how to calculate net profit margin. Use it to find the net income or profit of a company by seeing a useful example.

Net Profit Margin = (Net Profit / Revenue) x 100 To calculate the net profit margin, divide the net profit by total revenue and multiply by 100 to express the value as a percentage.

Find out more about the forward price to earnings ratio and how to calculate the forward price to earnings ratios of companies in Microsoft Excel.

How to Calculate Profit Margin With Only Sales and Net Loss. A company's profit margin reveals how much of its earnings it gets to keep after it pays all of its expenses.

Net present value (NPV) is used to estimate the profitability of projects or investments. You can calculate NPV in two ways using Microsoft Excel.

Divide the net profit or net loss by the number of items you sold during the period to calculate the net profit or loss from selling a single item.