# ROUNDDOWN function

Rounds a number down, toward 0 (zero).

## Syntax

ROUNDDOWN(number,num_digits)

Argument

Description

Remarks

number

Any real number that you want rounded down.

• None.

num_digits

The number of digits to which you want to round number.

• If num_digits is greater than 0 (zero), then number is rounded down to the specified number of decimal places.

• If num_digits is 0, then number is rounded down to the nearest integer.

• If num_digits is less than 0, then number is rounded down to the left of the decimal point.

## General remarks

ROUNDDOWN behaves like ROUND, except that it always rounds a number down.

## Example

To make the following example easier to understand, you can copy the data to a blank sheet and then enter the function underneath the data. Do not select the row or column headings (1, 2, 3... A, B, C...) when you copy the sample data to a blank sheet.

 1 2 3 4 5 6
 A B Formula Description (Result) =ROUNDDOWN(3.2,0) Rounds 3.2 down to zero decimal places (3) =ROUNDDOWN(76.9,0) Rounds 76.9 down to zero decimal places (76) =ROUNDDOWN(3.14159,3) Rounds 3.14159 down to three decimal places (3.141) =ROUNDDOWN(-3.14159,1) Rounds -3.14159 down to one decimal place (-3.1) =ROUNDDOWN(31415.92654,-2) Rounds 31415.92654 down to 2 decimal places to the left of the decimal (31400)
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