Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with ...

Last issue, I wrote about an Ajax-enabled Web application that has the potential to oust, or at least augment, Outlook. This issue, I have another Ajax Web application that hints at what could be done ...

Conditional formatting tricks: Sum values in Excel by cell color Your email has been sent When you think VBA code is your only hope, try combing built-it conditional formatting tools. You might just ...

Mac: The "Sum" function in spreadsheets is great, but if you're not the type to do all your list-making in Excel, coder Brett Terpstra built an OS X System Service that allows you to total up any set ...

Way back in December, I wrote about Num Sum, a Web-based spreadsheet. Since then, Num Sum has matured and added quite a few features, including the ability to work on Num Sum spreadsheets offline, ...

Tables, named ranges, line breaks, modern functions, and helper columns make Excel formulas easier to read, audit, and fix.

With spreadsheets, you store and analyze sets of data, which is key in many businesses. Spreadsheets offer a range of automated functions to perform calculations on data in addition to building graphs ...

The SCAN function lives in a single cell and spills the results down the column, ensuring my totals are always structurally ...

The world of word-processing and spreadsheets could be facing seismic changes following Google's purchase last week of Writely.com, a free online wordprocessor. Microsoft's Word and Excel have about ...