Free Growth Rate Calculator

What is Growth Rate?

Growth rate measures how much a value has increased (or decreased) relative to its initial value, expressed as a percentage.

Key applications: Finance (investment growth), business (revenue increase), economics (GDP), population studies, marketing metrics.

Formula: Growth Rate = ((Final - Initial) / Initial) × 100%
Example: From 100 to 150 = ((150-100)/100) × 100% = 50%

Simple Growth Rate Calculator

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CAGR Calculator

Compound Annual Growth Rate over multiple periods.

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Exponential Growth Calculator

Project future value based on growth rate.

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Growth Rate Calculator Examples

Example 1: Simple Growth

Problem: Growth from 100 to 150

Solution: ((150-100)/100) × 100% = 50%

Use Case: Sales increase calculation

Example 2: CAGR

Problem: From 1000 to 2000 in 5 years

Solution: (2000/1000)^(1/5) - 1 ≈ 14.87%

Use Case: Investment return analysis

Example 3: Exponential Growth

Problem: 100 at 10% for 5 periods

Solution: 100 × (1+0.10)^5 ≈ 161.05

Use Case: Population projection

Example 4: Negative Growth

Problem: From 200 to 150

Solution: ((150-200)/200) × 100% = -25%

Use Case: Stock price decline

How to Calculate Growth Rates: Complete Guide

Method 1: Simple Growth Rate

  1. Subtract initial from final
  2. Divide by initial
  3. Multiply by 100%
  4. Example: ((500-400)/400) × 100% = 25%

Method 2: CAGR

  1. Divide final by initial
  2. Raise to (1/periods)
  3. Subtract 1
  4. Multiply by 100%

Method 3: Exponential Projection

  1. Add 1 to decimal rate
  2. Raise to power of periods
  3. Multiply by initial
  4. Example: 100 × (1.05)^3 ≈ 115.76

Method 4: Absolute vs Relative

  1. Absolute: Final - Initial
  2. Relative: Absolute / Initial
  3. Percentage: Relative × 100%
  4. Use relative for comparisons

Real-World Applications of Growth Rates

💰 Finance

  • Investment returns
  • Portfolio growth
  • Stock performance
  • Dividend growth

📈 Business

  • Revenue growth
  • Customer acquisition
  • Market share increase
  • Profit margins

🌍 Economics

  • GDP growth
  • Inflation rates
  • Employment growth
  • Productivity increases

👥 Population

  • Demographic changes
  • Urbanization rates
  • Migration patterns
  • Birth/death rates