Floor Function Calculator

Calculate the floor of a number, rounding down to the greatest integer less than or equal to x.

Author

Prof. Kenji Tanaka

Math editorial contributor

Japanese materials scientist at Kyoto University, known for breakthroughs in sustainable polymer research

Reviewed by

Dr. Samuel Okafor

Math content reviewer

Nigerian-Canadian data scientist with a PhD from the University of Toronto, building ML models for early cancer detection

Last updatedFebruary 22, 2026

PublishedFebruary 22, 2026

Table of Contents

  1. Reference values
  2. Calculator
  3. Reference table
  4. FAQs
  5. Methodology and review
  6. Related conversions

0 Number =

0 Floor Value

Representative value from the Floor Function Calculator reference table.

Reference Values

Browse 27 reference values with individual detail pages for quick lookup.

Browse all reference values

Floor Function Calculator

Calculate the floor of a number, rounding down to the greatest integer less than or equal to x.

Calculated Result

Reference Table

Use this complete table for quick lookup and internal linking to specific value pages.

Floor Function Calculator Reference
Numberfloor(x)
-10.75 Number-11 Floor Value
-9.5 Number-10 Floor Value
-8.25 Number-9 Floor Value
-7.1 Number-8 Floor Value
-6.5 Number-7 Floor Value
-5.01 Number-6 Floor Value
-4.5 Number-5 Floor Value
-3.33 Number-4 Floor Value
-2.5 Number-3 Floor Value
-1.2 Number-2 Floor Value
-0.99 Number-1 Floor Value
-0.5 Number-1 Floor Value
-0.1 Number-1 Floor Value
0 Number0 Floor Value
0.1 Number0 Floor Value
0.5 Number0 Floor Value
0.99 Number0 Floor Value
1.2 Number1 Floor Value
2.5 Number2 Floor Value
3.33 Number3 Floor Value
4.5 Number4 Floor Value
5.01 Number5 Floor Value
6.5 Number6 Floor Value
7.1 Number7 Floor Value
8.25 Number8 Floor Value
9.5 Number9 Floor Value
10.75 Number10 Floor Value

Frequently Asked Questions

Common questions about Floor Function Calculator, formulas, and typical use cases.

What does the Floor Function Calculator calculator do?

It helps with rounding values down in indexing, counting, and discrete math calculations.

What formula does the Floor Function Calculator calculator use?

floor(x) rounds down to the greatest integer less than or equal to x.

What inputs are valid?

Any finite number is valid.

When would I use this?

rounding values down in indexing, counting, and discrete math calculations

Methodology and Review

This page combines a live calculator, precomputed reference values, and FAQ content from the same conversion definition to reduce mismatch between calculator output and lookup tables.

Editorial metadata (author, reviewer, and update date) is rendered on the page and in structured data. See our editorial policy, review process, and corrections policy.

For compliance-sensitive work, verify final values against project requirements, governing standards, and manufacturer documentation.