Easy way to calculate time difference in Excel using simple logic. A simple formula to calculate difference between two dates & times in Excel.

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.

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.

How to Calculate Weighted Average Using Excel To calculate this weighted average, first input the two values for the number of shares outstanding into adjacent cells. In our example, during ...

Find the IRR in Excel by employing the IRR function, then use it as the discount rate that causes NPV to equal zero. Use What-If analysis, a built-in calculator in Excel, to solve for the discount ...

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.

[Updated: Sept 26, 2007 @ 4.30 am - The Excel 2007 team have been busy investigating and coming up with a fix for the Excel 2007 bug I discussed yesterday.