Are you eager to know how many days are left to attend your favorite concert? Do you want to know how many days have been passed since your last birthday? If so, then the built-in Windows Calculator ...

There are many situations in investing in which it makes sense to look at how two different numbers related to each other over time. Whether you're talking about two stocks in the same industry, the ...

Calculate the difference between two values in your Microsoft Excel worksheet. Excel provides one general formula that finds the difference between numbers, dates and times. It also provides some ...

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 to display a date, so you may not know that Excel ...

In this post, we will show you how to calculate the expiry date in Microsoft Excel. Calculating expiry dates is a common requirement when working with Excel, especially for tracking inventory, ...

You already knew that Excel can do straight date math, but it can also take into account holidays to find the number of working days between two dates. Tech blogger Chandoo points out the =networkdays ...

Calculate average percentage difference by subtracting, then dividing price differences. Average percentage difference helps foresee market trends and irrational periods. Understanding this metric can ...