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

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 ...

Learn how Excel functions can act as data using LAMBDA, LET, and BYROW, so you reuse logic and cut formula edits.

I had used Excel for years before I stumbled across most of these features. Like many people, I thought I had the application pretty well mastered—shortcuts, formulas, filters, even pivot tables, not ...

Hard-coded numbers (also known as constants) being mistaken for formulas is a serious audit risk because they can lead to inaccurate results when inputs change. Luckily, the Go To Special wizard can ...

Certain Windows 365 Copilot users now have access to a new feature in Excel that lets you use Microsoft's Copilot AI to generate formulas, but you might want to be careful how you use it. Microsoft is ...