Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Charlene Rhinehart is a CPA , CFE, chair of ...

If your business makes investments in equipment and employee benefit contributions, you may need to track the average annual rate of return over a span of time for financial reporting obligations.

Calculate the weighted average of interest rates in Microsoft Excel to compute the most accurate average interest rate among a group of lenders who received different rates. When you take a weighted ...

You can find the Average of a value by selecting the cell below or to the right of values that you want to Average. Then go to the Editing Group, select the Auto-Sum Tool. You will see a drop-down ...

Have you ever found yourself staring at a growing dataset in Excel, wondering how to make sense of the numbers without spending hours manually updating formulas? Whether you’re tracking monthly sales, ...

Claire Boyte-White is the lead writer for NapkinFinance.com, co-author of I Am Net Worthy, and an Investopedia contributor. Claire's expertise lies in corporate finance & accounting, mutual funds, ...