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

Sometimes you just want to tell Excel what it is you want your formula to do. It'd be a lot easier if you could just say "sort this data in ascending order and find its average" i ...

Averaging is easy until you want to dynamically average the last few years on the fly. There are at least two easy ways to accommodate the n requirement.

In a nutshell: Formulas are a must for incorporating math into spreadsheets, but using them in Microsoft Excel involves a learning curve and can become tedious. This latest update adds a bit of ...