Have you ever thought of the humble SUM function as a secret weapon for advanced analytics? Most Excel users see it as a basic tool for adding numbers, but what if I told you it could do so much more?

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 ...

If you decide to spill the results, you can then use the spilled range operator (#) to perform a calculation on the spilled ...

Sum only negative values in a given range using SUMIF() Your email has been sent Summing only the positive or negative values in the same range of values only sounds difficult. Fortunately, the SUMIF( ...

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 ...

By dividing (/) the running total by the sequence number, Excel returns the average of all the values from the start to the ...

The Sum Squares function, also referred to as the Axis Parallel Hyper-Ellipsoid function, has no local minimum except the global one. It is continuous, convex and unimodal. It is shown here in its two ...