Excel percentage formulas can get you through problems large and small every day—from determining sales tax (and tips) to calculating increases and decreases. We’ll walk through several examples below ...

Excel's PERCENTOF function returns the percentage that a subset of data contributes to a whole dataset, saving you from having to create additional or complex formulas to generate the same outcome.

A markup is the dollar amount a business adds to the cost of a product to determine its selling price. The task of calculating a markup is fairly simple, but you should not take it lightly. Prices ...