Percentage Calculator – Instantly Calculate Any Percentage Value Online

Easily calculate percentage increases, decreases, and values with this free online Percentage Calculator.

Percentage Calculator

Free Online Percentage Calculator for Discounts, Marks, Profits & More

How It Works – Step-by-Step Guide to Use the Percentage Calculator

This free online Percentage Calculator is designed to handle multiple percentage-related problems. Just follow the steps below based on the type of percentage calculation you need:


1. What is X% of Y?

Use this to calculate a certain percentage of a number.

  • Step 1: Scroll to the section titled “What is X% of Y?”
  • Step 2: Enter the percentage value in the first box (e.g., 20)
  • Step 3: Enter the total/base value in the second box (e.g., 500)
  • Step 4: Click the “Calculate” button
  • Result: You’ll instantly see how much 20% of 500 is.

2. X is What % of Y?

Use this when you want to find what percentage one number is of another.

  • Step 1: Scroll to the section “X is What % of Y?”
  • Step 2: Enter the part value (X) in the first box (e.g., 80)
  • Step 3: Enter the total/base value (Y) in the second box (e.g., 400)
  • Step 4: Click the “Calculate” button
  • Result: The tool will show that 80 is 20% of 400.

3. Percentage Increase/Decrease

Calculate how much a value has increased or decreased in percentage.

  • Step 1: Scroll to the “Percentage Increase/Decrease Calculator”
  • Step 2: Enter the original value (e.g., 100)
  • Step 3: Enter the new value (e.g., 120)
  • Step 4: Click “Calculate”
  • Result: You’ll get the exact percentage of increase or decrease (e.g., 20% increase)

🔁 Repeat or Reset Anytime

You can repeat these steps for as many calculations as you want. Each section has a reset button to start fresh.

Why Use Our Percentage Calculator?

  • Instant Results with 100% Accuracy – Unlike other calculators, our tool provides real-time percentage results as soon as you input the numbers.
  • All-in-One Percentage Tool – Calculate discounts, markups, score percentages, profit/loss, percentage change, and more – all in one place.
  • No Ads, No Signups, Just Calculation – Enjoy an ad-free, fast, and clean experience without any distractions.

India’s Best Free Percentage Calculator – Fast, Accurate & Ad-Free

Features & Benefits:

  • Free Percentage Calculator Online – Accessible anytime, anywhere with zero cost.
  • Supports Multiple Percentage Calculations – Discount, increase/decrease, value-based %, total %, etc.
  • Perfect for Students, Shoppers & Business Owners – Use it for marks, shopping discounts, business analysis, and financial planning.
  • Mobile-Friendly Design – Fully responsive, works seamlessly on all devices.
  • No Installation Required – Web-based tool, just open the link and calculate instantly.
  • Best Percentage Calculator Tool in India – Designed with Indian users in mind.
  • Secure and Private – Your data is never saved or shared.
  • Fast Loading Speed – Optimized for quick access and instant results.
  • How to Use Percentage Calculator – Just enter the numbers and get the result. No learning curve.
  • Updated & Reliable – Built using the latest web technology for accuracy and performance.

Frequently Asked Questions – Percentage Calculator

A Percentage Calculator is a free online tool that helps you calculate percentages, percentage increase/decrease, and percentage differences quickly and accurately.

To find the percentage of a number, multiply the number by the percentage and divide by 100. For example, 20% of 200 = (20 × 200) / 100 = 40.

Subtract the original value from the new value, divide the result by the original value, and multiply by 100. The result is the percentage change.

The general formula is: (Part ÷ Total) × 100 = Percentage.

Yes, this online percentage calculator is ideal for school assignments, business reports, taxes, discounts, and everyday use.

Absolutely! Our online percentage calculator is 100% free to use without any registration or download required.

Yes, it is mobile-friendly and works seamlessly on all devices including phones, tablets, and desktops.

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