FLOOR function

Category: Compatibility
Introduced: Excel 2003

Summary

Rounds a number down, toward zero

Syntax

FLOOR(number, significance) The FLOOR function syntax has the following arguments:
• Number Required. The numeric value you want to round.
• Significance Required. The multiple to which you want to round.

Example

=FLOOR(3.7,2)
=FLOOR(-2.5,-2)
=FLOOR(2.5,-2)
=FLOOR(1.58,0.1)
=FLOOR(0.234,0.01)

Microsoft Support Page

https://support.microsoft.com/en-us/office/floor-function-14bb497c-24f2-4e04-b327-b0b4de5a8886

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