As you create Excel spreadsheets for your small business, time and date functions frequently add both convenience and programming capability to your workbooks. There's good news with date functions.

If you need to calculate dates in your spreadsheets, Excel uses its own unique system, which it calls Serial Numbers. Every date (month, day, year) and time (hour, minute, and second) has an ...

The TIMEVALUE function in Microsoft Excel is a Date and Time function, and its purpose is to convert a time in the form of text to a serial number. It is used to convert text representations of times ...