Percentage Calculator

Calculate percentages instantly. Find percentage of numbers, percentage change, increase/decrease percentages, and more. Features step-by-step explanations and common percentage calculations.

Percentage Calculator

Calculate percentages quickly and easily with our free online calculator. Perfect for discounts, tax calculations, tips, and more.

Features

  • Multiple calculation types:
    • What is X% of Y?
    • X is what percentage of Y?
    • Increase a number by X%
    • Decrease a number by X%
  • Real-time calculations
  • Clear explanations
  • Mobile-friendly interface
  • No registration required

How to Use

  1. Choose the type of calculation you need
  2. Enter your numbers
  3. Get instant results with explanations
  4. Switch between calculation types as needed

Common Applications

Shopping

  • Calculate discounts
  • Add sales tax
  • Figure out tips
  • Compare prices

Finance

  • Interest calculations
  • Investment returns
  • Tax calculations
  • Budget planning

Education

  • Grade calculations
  • Test scores
  • Statistical analysis
  • Learning percentages

Business

  • Profit margins
  • Growth rates
  • Market share
  • Commission calculations

Understanding Percentages

Basic Concepts

  • Percentage means "per hundred"
  • 100% equals the whole amount
  • 50% is half of something
  • 25% is a quarter

Common Conversions

  • 50% = 1/2
  • 25% = 1/4
  • 75% = 3/4
  • 20% = 1/5
  • 10% = 1/10

Why Use Our Calculator

  • Instant calculations
  • Multiple calculation types
  • Clear explanations
  • User-friendly interface
  • Works offline
  • Free to use