Excel can solve equations through several of its mathematical functions, but the single Excel tool that works on the largest variety of equations is the program's Solver Add-in. This tool reads an ...

MOD is more versatile thank you might think.

In the first part of this blog, Using Solver in Excel, Part 1, we started looking at what we can do with the Solver add-in to the Excel spreadsheet program. We looked at using Solver for the design of ...

The COUNTIFS function in Excel is a powerful and versatile tool for counting cells based on multiple criteria. It offers a significant advantage over the COUNTIF function, which is limited to handling ...

An optimization problem is one where you have to make the best decision (choose the best investments, minimize your company’s costs, find the class schedule with the fewest morning classes, or so on).

Navigating the world of Excel can sometimes feel like trying to solve a puzzle with missing pieces. If you’ve ever found yourself wrestling with the XLOOKUP function, only to be met with a chaotic ...

A popular add-on for helping Excel users creating optimization models has made its return to Excel 2008. Solver for Excel had been among the casualties of Microsoft’s decision to drop Visual Basic for ...

The Solver add-in for Microsoft Excel is one of the most important, so we can understand the frustrations when users cannot get it to work as they hope. In older versions of Excel, folks had to ...

The radius of a circle or a sphere is the distance between the center and the edge. The radius can be used to calculate a circle's diameter, area and circumference. Likewise, a sphere's volume is ...