This month’s column shows how to use the remarkably versatile AGGREGATE function in Excel.

Excel's AGGREGATE function lets you perform calculations whilst ignoring hidden rows, errors, or other functions that appear in the data. It's similar to the SUBTOTAL function but provides more ...

You can sum cells across multiple sheets in Excel. This article presents steps for Adding single-cell values or Adding values in the range of cells.

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

Use the Sum function to Sum (add up) all of the requested data. You can do this across rows or columns, even adding together multiple numerical sources on your spreadsheet.

Functions are commands that perform calculations and analysis for you—instead of adding calories together using a formula with a plus sign, you could use the SUM function to add calories for you.

Need a formula for your Excel spreadsheet in a flash? Try ChatGPT. In this guide, we'll show you how to write Excel formulas using ChatGPT.