REDUCE allows you to iterate through your data, building your result step-by-step, in the same way a loop operates in a programming language. Instead of scattering your intermediate calculations ...

The @ symbol can also appear in regular formulas outside of tables when Excel thinks you're trying to reference a single value from a range. If you see it pop up unexpectedly, it usually means Excel ...

Fix Excel formulas that won’t spill! Learn how to troubleshoot #VALUE errors caused by Analysis ToolPak functions and improve your workflow.

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Dr. JeFreda R. Brown is a financial consultant, ...

Is Excel's Clean Data button the ultimate time-saver for messy spreadsheets? Find out how it works, its quirks, and how it compares to Power Query ...

Move over, Calculator. The Messages app can tackle advanced calculations and even convert numbers to different formats.

You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs.