Five hidden Excel rules show helper columns, LET, and LAMBDA in action, cutting errors and making updates quick for any growing sheet.

While I'll always argue that SUM is my favorite and most-used Excel formula, there are plenty of other powerful functions included in the software. These features go far past using Excel as a digital ...

SUMIF, SUMIFS, AVERAGEIFS, and COUNTIFS are commonly used accounting functions in Microsoft Excel. These formulas are used to calculate cell values based on the criteria you have described or ...

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); ...

Excel spreadsheets do so much, from making lists to crunching numbers to acting as sophisticated flat-file databases. We’re creating this guide to make sure you master all the essentials and more.