I keep running into situations in Excel where I want to calculate a conditional sum, but my criterion is something along the lines of "Include cell B1 if cell A1 is a number, likewise B2 and A2, B3 ...

Here are a few quick methods of analyzing records to find out what's been paid and how much customers owe. If you work with transaction records, you probably need a way to track what’s outstanding and ...

Move beyond the basics of sums and averages. These tips open up all kinds of opportunities for working with spreadsheet data. Editor’s Note: This article was originally published in Sept. 2012 and the ...

Daniel writes guides on how to use the internet, explainers on how modern technology works, and the occasional smartwatch or e-reader review. He especially likes deep diving into niche topics that ...

You can use SUMIF in Google Sheets to add numbers together that are associated with a date range, specific text, or meet a numeric criterion. Here's everything you need to know to use the SUMIF ...