Percentage Calculator
Calculate percentages quickly and easily.
What is a Percentage Calculator?
A percentage calculator is an online tool that helps you calculate percentages quickly and accurately. Percentages are commonly used in shopping discounts, exam scores, business calculations, finance and everyday mathematics.
BestCalculator's Percentage Calculator can calculate a percentage of a number, determine what percentage one number represents of another, and calculate percentage increase or decrease.
How to Calculate a Percentage
The basic percentage formula is:
For example, if you want to find what percentage 25 is of 100, divide 25 by 100 and multiply the result by 100. The answer is 25%.
How to Use the Percentage Calculator
Follow these simple steps:
- Select the type of percentage calculation you want to perform.
- Enter the required numbers.
- Click the Calculate Percentage button.
- Your result will be displayed instantly.
Percentage Calculator Examples
Example 1: What is 20% of 500?
20% of 500 is calculated as:
Therefore, 20% of 500 is 100.
Example 2: 50 is what percentage of 200?
Therefore, 50 is 25% of 200.
Example 3: Percentage Increase
If a value increases from 100 to 125, the percentage increase is:
Therefore, the value increased by 25%.
Where Are Percentages Used?
Percentages are used in many everyday situations. They can help you understand discounts, taxes, interest rates, marks and exam scores, business growth, salary changes, price changes and financial calculations.
Why Use an Online Percentage Calculator?
Percentage calculations are usually simple, but manually calculating different percentage problems can take time. An online percentage calculator gives you a quick way to perform common calculations while reducing the possibility of arithmetic mistakes.
Frequently Asked Questions
How do I calculate a percentage of a number?
Multiply the number by the percentage and divide by 100. For example, 20% of 500 is (20 × 500) ÷ 100 = 100.
How do I find what percentage one number is of another?
Divide the first number by the second number and multiply by 100. For example, 50 is 25% of 200.
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.
Is the BestCalculator Percentage Calculator free?
Yes. The BestCalculator Percentage Calculator is free to use online.