In Excel, there are two ways of calculating the weighted average with percentages: using the SUM function and using the SUMPRODUCT function. Let us have a look at these 2 methods in detail.

1] Using Data Analysis Tool Pack In this method, we will use the Data Analysis Tool Pack in Excel to calculate the moving average. MS Excel comes with a tool to calculate simple moving averages.

Excel 2013 provides the DATE and XIRR functions, which derive the final annual interest rate from a series of payments on known dates.

Launch Excel. Start with the new spreadsheet that appears when you open the program, even if you've already begun entering data in a new one. Label column A of the spreadsheet as "Rate;" then ...

Learn how to calculate moving averages in Excel using dynamic arrays. Simplify rolling totals with custom functions for efficient analysis.

Adding a running total to a simple Microsoft Excel revenue sheet isn't difficult, but adding a conditional running total will require a bit more effort. Solutions are simpler than you might think.

By looking at a company's balance sheet, you can calculate how much it paid on average for shares it now holds as treasury stock. The basics of calculating average repurchase price ...