Rounds a number down, toward 0 (zero).
Syntax
ROUNDDOWN(number,num_digits)
Argument | Description | Remarks |
|---|
number | Any real number that you want rounded down. | |
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.
|
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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