Excel Days360 Function

This post will guide you how to use Excel DAYS360 function with syntax and examples in Microsoft excel.

Table of Contents

Description

The Excel DAYS360 function will calculate the number of days between two dates based on a 360-day year.

The DAYS360 function is a build-in function in Microsoft Excel and it is categorized as a  DATE and TIME Function.

The DAYS360 function is available in Excel 2016, Excel 2013, Excel 2010, Excel 2007, Excel 2003, Excel XP, Excel 2000, Excel 2011 for Mac.

Syntax

The syntax of the DAYS360 function is as below:

=DAYS360 (start_date, end_date,[method])

Where the DAYS360 function arguments are:
Start_date and end_date -This is a required argument. The two dates to calculate the number of days.
Method – This is an optional argument.  It’s a Boolean value. If TRUE is set, the DAYS360 function will use the European method. Or it will use US method.

Example

The below examples will show you how to use Excel DAYS360 Function to return the number of days between two dates based on a 360-day year.

#1 =DAYS360(B1,B2)

excel days360 function example1

Note: the above excel formula returns the number of days between 6/25/2015 and 7/2/2017, based on a 360-day year.

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