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

If you’re a full-time spreadsheet jockey, or just a casual number-cruncher, you’ve come to know and either love or hate Excel’s interface. Well, your world just changed. Throw away almost everything ...

Microsoft Windows may get all the press coverage, but when you want to get real work done, you turn your attention to the applications that run on it. And if you use spreadsheets, that generally means ...

Not only does Excel keep information organized in spreadsheets, it can also save you from manually typing data for each cell separately. Formulas compute information directly in Excel and ...