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Percentage Calculators

Free online percentage calculation tools. Calculate percentage increase, decrease, change, and solve common percentage problems with step-by-step explanations.

Popular Percentage Tools

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Percentage Increase Calculator

Calculate the percentage increase from one value to another
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Percentage Decrease Calculator

Calculate the percentage decrease from one value to another
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Percent Change Calculator

Calculate the percentage change between two values
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Percentage Calculator

Calculate X% of Y, or find what percent X is of Y
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Percent of Number

Find what is X percent of a given number
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Percentage Difference

Calculate the percentage difference between two numbers

Popular Percentage Questions

What is 20% of 150? → 45 is what percent of 60? → What percent of 200 is 50? → 30 is 15% of what number? → Percentage difference between 50 and 75? → What is 25% of 80? →

About Percentage Calculations

Percentage calculations are essential in everyday life, from calculating discounts and tips to understanding statistics and financial growth. Our percentage tools help you solve common percentage problems quickly and accurately.

Common Percentage Formulas

  • Percentage of a number: (Percentage × Number) ÷ 100
  • Percentage increase: ((New - Original) ÷ Original) × 100
  • Percentage decrease: ((Original - New) ÷ Original) × 100
  • Percentage change: ((New - Original) ÷ Original) × 100

Real-World Applications

  • Shopping: Calculate discounts and sale prices
  • Finance: Calculate interest rates and investment returns
  • Education: Calculate grades and test scores
  • Business: Calculate profit margins and growth rates