How do I calculate what percentage one number is of another?

Divide the first number by the second number, then multiply by 100. For example, to find what percentage 25 is of 100: (25 ÷ 100) × 100 = 25%.

What's the difference between percentage increase and percentage change?

Percentage increase is always positive and shows growth, while percentage change can be positive (increase) or negative (decrease) depending on the direction of change.

Can I use this for calculating tips and discounts?

Yes! The calculator includes specific functions for calculating tips, discounts, markups, and other common percentage-based calculations used in shopping and dining.

Percentage Calculator

Decode percentage mysteries with comprehensive calculations including percentage change, increase/decrease analysis, and amount proportions with step-by-step solutions. Essential for sales analysts, students, and financial professionals requiring precise percentage computations.

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Quick Examples

Common percentage calculations for quick reference

Enter Values

What is X% of Y?

Calculation Type

Percentage

Number

How it works: Select a calculation type and enter two values. The calculator supports percentage of a number, finding what percent one number is of another, percentage change, increase, and decrease.

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