Percentage Calculator

Calculate percentages easily for various scenarios - percentage of a number, percentage increase, decrease, and more.

What is X% of Y?

Result

0

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How to Calculate Percentages

Percentages are used in everyday life for discounts, taxes, tips, interest rates, and statistics. Our percentage calculator makes it easy to perform various percentage calculations.

Percentage Formulas

Basic Percentage: (Percentage / 100) × Value

Percentage Increase: [(New Value - Original Value) / Original Value] × 100

Percentage Decrease: [(Original Value - New Value) / Original Value] × 100

Common Uses

  • Calculating sales discounts and taxes
  • Determining tip amounts in restaurants
  • Computing loan interest rates
  • Analyzing business growth or decline
  • Understanding statistical data

FAQ

Q: How do I calculate 20% of 80?
A: Multiply 80 by 0.20 (20/100). Result: 16

Q: What's the percentage increase from 50 to 75?
A: (75-50)/50 × 100 = 50% increase