Percentage Calculator

Calculate percentages, increases, decreases, and more with our easy-to-use percentage calculator!

Multiple Calculations

Increase & Decrease

Step-by-Step

Choose Calculation Type

What is X% of Y?

Percentage (%)

Of Number

Result

Ready to Calculate

Enter values and click calculate to see the result.

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Frequently Asked Questions

How do you calculate a percentage?

To calculate a percentage, divide the part by the whole and multiply by 100. For example, to find what percent 25 is of 100: (25 ÷ 100) × 100 = 25%.

How do you calculate percentage increase?

Percentage increase = ((New Value - Original Value) ÷ Original Value) × 100. For example, if a price goes from $50 to $60: ((60 - 50) ÷ 50) × 100 = 20% increase.

How do you find a percentage of a number?

To find a percentage of a number, multiply the number by the percentage and divide by 100. For example, 25% of 80 = (25 × 80) ÷ 100 = 20.

What's the difference between percentage increase and decrease?

Percentage increase shows how much a value has grown, while percentage decrease shows how much it has fallen. Both use the original value as the base for comparison.