Learn how to calculate Weighted Average in Excel with percentages using the SUM function and the SUMPRODUCT function.

SERIESSUM function returns the sum of a power series based on the formula. Learn how to use the SERIESSUM function in Excel.

How to Create the Average Function to Calculate Average Projected Revenue in Excel. If you track your daily earnings using an Excel spreadsheet, you can use the same spreadsheet to estimate your ...

Microsoft Excel’s XLOOKUP() is powerful, but combined with wildcards, it’s also flexible.

Averaging values in an Excel sheet is easy. But perhaps you want to ignore zeros or include multiple sheets. Knowing how each averaging function works is the key to choosing the right one.

With Excel and data from your broker, however, calculating the average return is fairly easy using the XIRR function. How to calculate average stock returns in Excel ...

If you work with a large dataset or usually query the same data in an Excel table, then you should use the VLOOKUP function to make your life easier – here's how.

This month’s column shows how to use the remarkably versatile AGGREGATE function in Excel.