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

The bigger your spreadsheet, the more you need INDEX and MATCH functions, which you can combine with SUM, AVERAGE, and MAX to refine your searches.

Excel Functions for Adding a Percentage Markup. Microsoft Excel provides numerous mathematical functions that save time and improve accuracy in data entry.

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.

Excel has over 475 formulas in its Functions Library, but we've selected the most popular, from date and time functions to mathematics and simple data manipulation.

If you wish to calculate the GPA or Grade Point Average in Microsoft Excel or other Excel editor, you can use this formula.