Percentage Calculator
Calculate percentages quickly and easily. Find a percentage of a number, percentage increases, decreases, and more.
What is X% of Y?
Enter a percentage and a number to calculate the result.
What Is a Percentage?
A percentage is a way of expressing a number as a fraction of 100. The word "percent" means "per hundred."
Percentages are commonly used for discounts, tips, taxes, grades, statistics, interest rates, salary increases, and many other everyday calculations.
Our free percentage calculator makes these calculations quick and simple without requiring you to work through the formula manually.
Percentage Formula
To calculate a percentage of a number, use this formula:
For example, to find 25% of 200:
Therefore, 25% of 200 is 50.
Percentage Examples
Example 1: Shopping
A $100 item has a 20% discount. 20% of $100 is $20, so the discounted price is $80.
Example 2: Tip
Your restaurant bill is $60 and you want to leave a 15% tip. The tip would be $9.
Example 3: Grades
If you answer 45 out of 50 questions correctly, your score is 90%.
Common Percentage Calculations
Percentage Increase
Percentage increase shows how much a value has increased compared with its original value.
Percentage Decrease
Percentage decrease shows how much a value has decreased compared with its original value.
What Percentage Is One Number of Another?
To find what percentage one number represents of another, divide the first number by the second number and multiply by 100.
How to Use the Percentage Calculator
- Enter the percentage you want to calculate.
- Enter the number you want to calculate the percentage of.
- Click the "Calculate Percentage" button.
- Your result will appear immediately.
Frequently Asked Questions
What is 10% of 100?
10% of 100 is 10.
What is 25% of 200?
25% of 200 is 50.
How do I calculate a percentage manually?
Divide the percentage by 100 and multiply the result by the number. For example, 20% of 150 is (20 ÷ 100) × 150 = 30.
Can I use this calculator for discounts?
Yes. You can use it to calculate the amount of a discount. To find the final sale price, subtract the discount amount from the original price.
Is this percentage calculator free?
Yes. The EverydaySolved percentage calculator is free to use.