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?

This post explains how to calculate Weighted Average in Excel with percentages. In a standard arithmetic average where the sum of values is divided by the number of values, each data value is treated ...

One of the formulas supported by Microsoft Excel is the sum of squares equation. To calculate the sum of squares using Microsoft Excel, you need to input a specific formula into the formula bar of the ...

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

How to use BYCOL() and BYROW() to evaluate data across columns and rows in Excel Your email has been sent Most Microsoft Excel functions are autonomous—one result value for each function or formula.

The SUBTOTAL function in Excel is a powerful alternative to SUM, AVERAGE, and MIN, particularly when working with filtered data or hidden rows. Unlike SUM, SUBTOTAL adjusts dynamically to display only ...

Q. I read the June 2020 JofA article on SUMIF. I have tried to use it in my Excel spreadsheet, but it won’t work since I have multiple criteria. Is there a way to get SUMIF to work if you have more ...