Excel INT Function

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


The Excel INT function returns the integer portion of a given number. And it will rounds a given number down to the nearest integer.  And the INT function rounds down, so if you provide a negative number, the returned value will become more negative. It means that it will return the first negative number that is less than or equal to the original number. Such as, INT(-5.9), it will return -6.

The INT function is a build-in function in Microsoft Excel and it is categorized as a Math and Trigonometry Function.

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


The syntax of the INT function is as below:

= INT (number)

Where the INT function argument is:

  • number –This is a required argument. The real number that you want to round down to an integer.

Excel INT Function Examples

The below examples will show you how to use Excel INT Function to truncate a given number down to the nearest integer.

1# get the integer portion of a given number 7.6, enter the following formula in Cell B1.


excel int example1

2# rounding a given negative -7.6 down to the nearest integer, enter the following formula in Cell B2.


excel int example2

3# get the decimal part of a positive number 10.4, enter the following formula in Cell B3.


excel int example3

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