Percentage Calculator
Easily calculate percentage changes with our percentage change calculator. Enter the original and new values to quickly determine increase or decrease for accurate analysis.
What is a Percentage Calculator?
A Percentage Calculator is a tool that helps you find percentages, percentage increase or decrease, identify percentage of a specific numbers etc.
How to Calculate Percentage
To calculate percentage, use the formula: (Part ÷ Whole) × 100. Example: If you scored 45 out of 50 marks, your percentage is (45 ÷ 50) × 100 = 90%.
Formulas
Percentage Calculations
Example
Percentage Calculator
A percentage calculator helps answer common percentage questions, such as finding what percent a number is of another, calculating percentage change, or determining a value based on a percentage.
Real-Life Examples
- What is A% of B?E.g., 20% of 150 = 0.20 × 150 = 30
- A is what % of B?E.g., 50 is what % of 200? → (50 ÷ 200) × 100 = 25%
- What is B% of A?E.g., What is 30% of 80? → 0.30 × 80 = 24
- From A to B (Change %)E.g., Price increased from 50 to 60 → ((60 − 50) ÷ 50) × 100 = 20% increase
- A is B% of what?E.g., 25 is 20% of what? → 25 ÷ 0.20 = 125
Key Insight
Percentage calculations are useful for finance, shopping discounts, statistics, and everyday comparisons. For example, knowing that 50 is 25% of 200 helps in budgeting and understanding proportions.