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

AVERAGEIF and AVERAGEIFS functions in Excel used to calculate the average in a range of cells. Learn how to use AVERAGEIF and AVERAGEIFS.

If you need to average a list of values in Microsoft Excel that contain duplicates without including the duplicates, don't fret over a complex expression when you can easily remove those duplicates.

You don’t have to struggle or scratch your head when it comes to using Microsoft Excel. This guide for beginners will get you off to a solid start with Excel.

Excel's conditional formatting lets you formats cells based on the value of those cells or their formulas. Learn the basics of this amazing feature.

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 ...