# How to Use FLOOR.MATH function in Google Sheets in 2020?

FLOOR.MATH functionThe FLOOR.MATH function rounds a number down to the nearest integer or a multiple of specified significance, with negative numbers rounding toward or away from zero depending on the mode.

Parts of a FLOOR.MATH function

FLOOR.MATH(number, [significance], [mode])

Part
Description

Notes

number
The value to round down to the nearest integer or if specified, the nearest multiple of significance.

significance
The number to whose multiples number will be rounded. The sign of significance will be ignored. It’s 1 by default.
[OPTIONAL]

mode
If number is negative, specifies the rounding direction. If 0 or blank, it’s rounded away from zero. Otherwise, it’s rounded towards zero.
[OPTIONAL]

Sample formulas

FLOOR.MATH(A2)
FLOOR.MATH(32, 5)
FLOOR.MATH(-26.2, 10, 1)FLOOR.MATH(5.4)

Notes

By default, positive numbers with decimal places are rounded down to the nearest integer. For example, 4.3 is rounded down to 4.
By default, negative numbers with decimal places are rounded away from zero to the nearest integer. For example, -4.7 is rounded down to -5.

Examples

A
B

1
Formula
Result

2
=FLOOR.MATH(11.2)
11

3
=FLOOR.MATH(-8.8)
-9

4
=FLOOR.MATH(7.7,0.2)
7.6

5
=FLOOR.MATH(-10.2,2)
-12

6
=FLOOR.MATH(-42,10,-1)
-40

Related functions

CEILING: The CEILING function rounds a number up to the nearest integer multiple of specified significance.
ROUNDDOWN: The ROUNDDOWN function rounds a number to a certain number of decimal places, always rounding down to the next valid increment.
ROUND: The ROUND function rounds a number to a certain number of decimal places according to standard rules.
CEILING.MATH: The CEILING.MATH function rounds a number up to the nearest integer or to the nearest multiple of specified significance. It also specifies whether the number is rounded toward or away from 0 depending on the mode.
FLOOR: The FLOOR function rounds a number down to the nearest integer multiple of specified significance.

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