Percentage Calculator

What is % of ?

is what % of ?

Percentage Change

Percentage Calculator Guide

Free percentage calculator for calculating percentages, percentage change, and finding what percent one number is of another. Easy and accurate results.

How it works
  1. Pick a calculation mode.
  2. Enter values.
  3. Run to get the result.
  4. Apply to pricing, grades, or stats.
Key features/options
  • Multiple modesPercent of, change, ratio.
  • Labeled fieldsPer formula type.
  • Browser mathInstant results.
  • FreeNo sign-up.
Common uses
  • Tips and tax.
  • Growth or decline rates.
  • Grades and scores.
  • Share of total.
Privacy & features
  • Not stored on servers.
  • Free.
  • Several formulas in one tool.
FAQ

What modes?

Percent of, change, and what percent one number is of another.

Rounded?

Sensible display precision.

Stored?

No.