Percentage Calculator
Find a percentage of any number instantly.
Results are provided for general informational use. Verify important financial, health or legal figures before relying on them.
About this Percentage Calculator
This percentage calculator answers the common “what is X percent of Y?” question. It multiplies the base number by the percentage rate and divides by 100, making it useful for quick estimates, schoolwork, pricing and everyday comparisons.
For related tasks, try Percentage Change Calculator, Discount Calculator or VAT Calculator.
How to use it
- Enter the percentage rate.
- Enter the number you want to apply that percentage to.
- Select Find percentage to see the result.
Practical example
To find 15% of 200, enter 15 as the percentage and 200 as the number. The calculator returns 30 because 200 × 15 ÷ 100 = 30.
Frequently asked questions
How do I calculate 20 percent of a number?
Enter 20 in the percentage field and the number in the second field.
Can the percentage be a decimal?
Yes. Values such as 2.5% or 12.75% are supported.
Can I use negative numbers?
The calculator accepts them, although whether a negative percentage is meaningful depends on your use case.
Keep exploring
View category →More Calculators
Percentage Change CalculatorMeasure percentage increase or decrease from an old value to a new value.Discount CalculatorCalculate sale price and money saved from a discount.VAT CalculatorAdd tax to a net amount or extract tax from a gross total.Markup CalculatorCalculate markup percentage from cost and selling price.Profit Margin CalculatorCalculate gross profit and profit margin percentage from revenue and cost.Sales Tax CalculatorAdd a percentage sales tax to a subtotal.