This post explains how to calculate Weighted Average in Excel with percentages. In a standard arithmetic average where the sum of values is divided by the number of values, each data value is treated ...

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 isn’t always a simple total divided by the number of items totaled. Fortunately, Microsoft Excel offers several averaging functions, and one of them will probably get the job done. In this ...

Excel's GROUPBY function lets you group and aggregate data based on certain fields in your table of data. It also offers arguments that allow you to sort and filter your data, so you can tailor the ...

Excel has over 475 formulas in its Functions Library, from simple mathematics to very complex statistical, logical, and engineering tasks such as IF statements (one of our perennial favorite stories); ...

There's more to Excel's Subtotal feature than you might realize. You can add multiple subtotaling functions to the same row, and you can add multiple rows. You probably know that Excel’s Subtotal ...