Free Online Percentage Calculator
Our percentage calculator makes it easy to calculate percentages
without doing complicated calculations manually. Enter a percentage
and a number to instantly find the result.
For example, if you want to calculate 20% of 500,
enter 20 as the percentage and 500 as the number. The calculator
will show the answer instantly.
How to Calculate a Percentage
The basic percentage formula is:
Percentage Result = (Percentage ÷ 100) × Number
Example: What is 20% of 500?
20 ÷ 100 × 500 = 100
Therefore, 20% of 500 is 100.
Example: What is 15% of 200?
15 ÷ 100 × 200 = 30
Therefore, 15% of 200 is 30.
Percentage Calculation Examples
10% of 100 = 10
20% of 500 = 100
25% of 200 = 50
50% of 800 = 400
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About Us
Percentage Calculator
A percentage calculator helps you quickly calculate percentages
without doing the math manually. It can be useful for shopping,
school, finance, discounts, tips, and everyday calculations.
How to Calculate a Percentage
To calculate a percentage of a number, use this formula:
Percentage Result = (Percentage ÷ 100) × Number
Example
To calculate 20% of 500:
(20 ÷ 100) × 500 = 100
Common Percentage Calculations
- What is 10% of 200? → 20
- What is 20% of 500? → 100
- What is 25% of 800? → 200
- What is 50% of 1,000? → 500
Where Can You Use a Percentage Calculator?
You can use a percentage calculator to calculate discounts,
sales prices, tips, grades, increases, decreases, financial
calculations, and many other everyday percentage problems.
Frequently Asked Questions
How do I calculate a percentage?
To calculate a percentage of a number, divide the percentage by 100
and multiply it by the number. For example, 20% of 500 is 100.
What is the basic percentage formula?
The basic formula is:
Percentage Value = (Percentage ÷ 100) × Number.
What is 20% of 500?
20% of 500 is 100.
You can calculate it as (20 ÷ 100) × 500 = 100.
How do I calculate 10% of a number?
To find 10% of a number, divide the number by 10.
For example, 10% of 300 is 30.
How do I calculate percentage increase?
Subtract the original value from the new value, divide the difference
by the original value, and multiply by 100.
How do I calculate percentage decrease?
Subtract the new value from the original value, divide the difference
by the original value, and multiply by 100.
Can percentages be used for discounts?
Yes. Percentage calculations are commonly used to find discounts,
savings, sale prices, and other shopping calculations.
Can I use this calculator on a phone?
Yes. The percentage calculator is designed to work in modern web
browsers on phones, tablets, and desktop computers.
Is this Percentage Calculator free?
Yes. The Percentage Calculator on USA Free Tools is free to use online.