I've written many times about the many benefits of formatting your data as a structured table in Microsoft Excel. However, despite this, there's one major issue that continues to throw a spanner in ...

Have you ever carefully crafted a formula in Excel, only to watch it unravel into chaos the moment you copy it across columns? It’s a maddening quirk of Excel tables—structured references that seem to ...

Prevent broken formulas using tables, validation rules, separate worksheets, named variables, and the power of LAMBDA.

Q. I am trying to create a formula in our accounting system, but I keep getting errors. What can I do to get the formula to work? A. All Excel users know how powerful formulas are, but sometimes it ...

I started writing a series of blogs on the use of Excel spreadsheets for circuit design on the now-defunct Microcontroller Central. Those blogs, though separate from this blog and future ones that I ...

Formulas are powerful tools for performing calculations and analyzing data in Excel. In this beginner’s guide, you’ll learn how to use formulas and explore some popular built-in functions. One of the ...

Excel validation lists avoid blanks and errors with TOCOL(ignore) plus FILTER; the spill range stays stable across worksheets.

Q. I have an Excel workbook that contains many tabs. We have a “Total” tab, but the formulas to sum all of those tabs gets very complicated. Plus, new worksheets get added and the formulas have to be ...