Free Percentage Calculator

Calculate percentage increase, decrease, discount, GST, marks percentage and more with our fast and accurate calculator tools.

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Frequently Asked Questions

How do I calculate percentage increase? +

To calculate percentage increase: Subtract the original value from the new value, divide that result by the original value, and multiply by 100. Formula: ((New Value - Original Value) ÷ Original Value) × 100.

How to calculate discount percentage? +

To calculate discount percentage: Subtract the discounted price from the original price, divide that result by the original price, and multiply by 100. Formula: ((Original Price - Discounted Price) ÷ Original Price) × 100.

How to calculate GST amount? +

To calculate GST amount: Multiply the base amount by the GST rate percentage divided by 100. Formula: Base Amount × (GST Rate ÷ 100). The total amount including GST would be: Base Amount + GST Amount.

How to calculate marks percentage? +

To calculate marks percentage: Divide the marks obtained by the total marks and multiply by 100. Formula: (Marks Obtained ÷ Total Marks) × 100.

Percentage Calculation Blog

Learn percentage calculations with easy methods, formulas, and real-life examples.

How to Calculate Percentage - Complete Guide

Dec 20, 2023 · 5 min read

Learn the easiest methods to calculate percentage with simple examples and step-by-step guide. Perfect for students and beginners.

Percentage Increase & Decrease Formulas

Dec 18, 2023 · 6 min read

Master percentage increase and decrease calculations with practical examples from daily life. Includes quick mental math tricks.

How to Calculate Percentage - Complete Guide for Beginners

Published: December 20, 2023 | Read time: 5 minutes

What is Percentage?

Percentage is a way to express a number as a fraction of 100. The word "percentage" comes from the Latin "per centum" meaning "by the hundred". It is denoted using the percent sign "%".

Basic Percentage Formula

The fundamental percentage formula is:

Percentage = (Value/Total Value) × 100

Example 1: Basic Percentage Calculation

What is 25% of 200?

Solution: (25/100) × 200 = 50

So, 25% of 200 is 50.

Example 2: Finding Percentage

What percentage is 30 of 150?

Solution: (30/150) × 100 = 20%

So, 30 is 20% of 150.

Percentage Increase and Decrease Formulas with Examples

Published: December 18, 2023 | Read time: 6 minutes

Percentage Increase Formula

Percentage Increase = [(New Value - Original Value) / Original Value] × 100

Example: Price Increase

A product's price increased from ₹500 to ₹650. What is the percentage increase?

Solution:

Increase = 650 - 500 = ₹150

Percentage Increase = (150/500) × 100 = 30%

The price increased by 30%.

About PercentageCalculator.com

Our Mission

We provide free, accurate, and easy-to-use percentage calculation tools for students, teachers, professionals, and anyone who needs to calculate percentages in their daily life.

Why Choose Us?

Our percentage calculators are designed to be simple yet powerful, providing accurate results with step-by-step explanations.

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