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 ...

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 ...

Microsoft Excel's SUMIFS function calculates the sum of values in a range of cells based on multiple conditions. It avoids the need for complex filtering, and its conditions can be numbers, text, or ...