Excel offers several easy ways to calculate expiry dates based on days, months, or business rules. In this post, we’ll explore different ways to automate expiry date calculations in Excel.

To do this the formula is similar to the one for when dates are in the future, it is just tweaked a bit to show the difference. You are subtracting the date in the past from today’s date.

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.

How to Calculate the Midpoint of Two Dates in Excel. When you enter a number into an Excel cell that looks like a date, such as "Jun-1" or "6/1," Excel automatically adjusts the format of the cell ...

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.