Percentages aren't always easy to calculate, but one of the best tools in Excel's toolbox is calculating percentages for you. Here's how to do it.

One of the many features of Excel is being nosy. That's right, you can quickly calculate a persons age as long as you have their birth date.

You can calculate Ratio in Excel by using the GCD function and the Substitute function. This article is a step-by-step guide to help you.

Calculate sporadic totals in Excel easily using this technique. Having intermittent cells and blank cells in Excel makes calculating the sum of intermittent cells tedious.

If you are not careful in collecting and analyzing the numbers you use to calculate ROI, the percentage Excel calculates will provide a false picture of you business's health.

Microsoft Excel will rank whatever you want automatically. Susan Harkins will show you how.

How to Calculate a Model in Excel. Mathematical models are a way to attempt to predict the probable outcome of a complex situation. From climate, stock market and physics models, you can use ...