FLOOR Math Formula

Rounds a number down or toward zero to the next multiple of increment. If increment is omitted, it is assumed to be 1.

Syntax

Formula structure

Source: Quadratic docs
=FLOOR.MATH(number, [increment], [negative_mode])
number
Required: Yes

Required argument used by the FLOOR.MATH formula.

[increment]
Required: No

Optional argument used by the FLOOR.MATH formula.

[negative_mode]
Required: No

Optional argument used by the FLOOR.MATH formula.

Examples for the floor math formula

Copy these examples into a spreadsheet and adjust the ranges for your own data.

FLOOR.MATH syntax pattern

=FLOOR.MATH(number, [increment], [negative_mode])

Use this FLOOR.MATH pattern as the starting point for your spreadsheet formula.

FLOOR.MATH in a worksheet

=FLOOR.MATH(A2, [increment], [negative_mode])

Rounds a number down or toward zero to the next multiple of increment. If increment is omitted, it is assumed to be 1.

When to use FLOOR.MATH

Use FLOOR.MATH when you need to round a number down or toward zero to the next multiple of increment. FLOOR.MATH if increment is omitted, it is assumed to be 1.

  • Build totals, rounded metrics, and numeric calculations.
  • Clean up numeric inputs before analysis.

How FLOOR.MATH works in Quadratic

In Quadratic, FLOOR.MATH follows the syntax FLOOR.MATH(number, [increment], [negative_mode]). The function works inside Quadratic formulas and can be combined with spreadsheet ranges, tables, and other formulas.

Common FLOOR.MATH mistakes

Most FLOOR.MATH issues come from mismatched argument types, ranges that do not cover the intended data, or optional parameters being omitted when the default behavior is not what you expected.

  • Check each required parameter before copying the formula across a sheet.
  • Confirm that ranges line up with the rows or columns you intend to analyze.
  • Use Quadratic AI to explain or debug the formula when the result looks wrong.

Related formulas

FLOOR.MATH formula FAQ

What does the floor math formula do?

FLOOR.MATH rounds a number down or toward zero to the next multiple of increment. If increment is omitted, it is assumed to be 1.

What is the syntax for FLOOR.MATH?

The syntax is FLOOR.MATH(number, [increment], [negative_mode]). Required and optional parameters are listed at the top of this guide.

Can Quadratic AI help with FLOOR.MATH?

Yes. Quadratic AI can write a FLOOR.MATH formula, explain existing formula logic, or help debug broken references and unexpected results.

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Why formulas slow teams down

  • Long formulas become hard to read, understand, and trust.
  • Formula logic breaks when rows, columns, or assumptions change.
  • Manual updates make dashboards and reports fragile over time.
  • Complex formulas are difficult to explain, review, and share with teammates.
  • Advanced analysis quickly outgrows formula-only workflows.