Excel DATEVALUE is a Date and time function, and its purpose is to converts a date in the form of text to a serial number. Learn how to use it.

The NETWORKDAYS function in Excel is a date and time function that returns the number of whole working days between Start_date and End_date.

A volatile function is a function that recalculates every time a change is made to an Excel worksheet, or whenever an existing workbook is reopened. Going one step further, when a volatile function is ...

Excel's Date & Time functions help you calculate a day's serial number, move to a 360-day accounting calendar, and more. We cover Date, Days, Days360, Time, and Weekday ...

The IF function is one of the most flexible functions in Microsoft Excel and has a range of uses that can be helpful in comparing data entries and isolating specific data points. The IF function can ...

You use these functions when you want to find values based on the value in a corresponding cell. Thanks to the newish dynamic array function XLOOKUP (), you now have more power and less confusion.

Susan Harkins shows you how to combine a function and conditional formatting to highlight weekends and holidays using Excel.

Using the Functions in Excel: XIRR The extended internal rate of return (XIRR) function in Excel assumes irregular payment dates rather than estimates for annual periods.

Open a new Microsoft Excel 2010 spreadsheet. Click on cell A1 and enter the earliest date and time from where you want to count.

M ost of us stick to the popular Excel functions like SUM and VLOOKUP, barely scratching the surface of what Excel can really do. As a result, even seasoned Excel users often find ...