Percentage Calculator

Easily solve percentage problems. Calculate percent of a number, percentage change, and more.

Percentage Calculator

What is

% of?

How to Calculate Percentages?

Percentages are used in everyday life, from calculating discounts and tips to analyzing data. Our tool helps you perform these calculations instantly.

Supported Calculations

**Percentage Of**: Find out what 15% of 200 is.
**Percentage Is**: Find out what percentage 50 is of 200.
**Percentage Change**: Calculate the increase or decrease between two numbers (e.g., from $50 to $75).

Formula Reference

Percentage of value: (Percentage / 100) × Value
Value is what %: (Value part / Total Value) × 100
% Increase/Decrease: ((New Value - Old Value) / Old Value) × 100

Frequently Asked Questions

How do I calculate a discount?

Use the 'Percentage Of' mode. Enter the discount percent (e.g., 20) and the original price. Subtract the result from the original price to get the final cost.