The Excel FLOOR.MATH Function rounds down a supplied number to the nearest integer or to the nearest multiple of significance. In MS-Excel this function is categorized under MATH&TRIGNOMETRY functions.
Purpose of Excel FLOOR.MATH Function
To get rounded down the number. Positive decimal numbers are rounded down to the nearest integer and a negative value is rounded down away from zero.
Return value
FLOOR.MATH function will return a rounded number.
Syntax
= FLOOR.MATH(number,[significance],[mode])
Arguments
| Arguments | Description | Remarks |
| number | The number to be rounded down. | Mandatory |
| [significance] | The multiple of significance to round the supplied number to.Default is 1. | Optional |
| [mode] | The numeric argument that reverses the direction of rounding for negative numbers only. Default is 0. | Optional |
Usage notes
- Positive numbers with decimal portions are rounded down to the nearest integer.
- For example, 5.2 is rounded down to 5, using the default significance (1).
- By default, negative numbers with decimal portions are rounded away from 0 to the nearest integer. For example, -5.6 is rounded to -6.
- By using 0 or a negative number as the Mode argument, you can change the direction of the rounding for negative numbers. For example, rounding -5.4 with a significance of 1 and a mode of -1 rounds toward 0, to -5.
- The significance argument rounds the number down to the nearest integer that is a multiple of the significance specified. The exception is where the number to be rounded is an integer. For example, for a significance of 3, the number is rounded down to the next integer that is a multiple of 3
- If the number divided by a significance of 2 or greater results in a remainder, the result is rounded down.
Availability
Since 2013 for Windows.