How to Find the Percentage Growth

April 24, 2025 4 min read

Understanding percentage growth is crucial in various aspects of life, from tracking investment returns to analyzing business performance. Percentage growth helps us understand the relative change in a value over time, providing a clear picture of progress or decline. In this article, we'll explore the formula for calculating percentage growth and how you can easily determine it using our percentage calculator.

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What is Percentage Growth?

Percentage growth represents the extent to which a quantity has gained or lost value relative to its initial value. It's a normalized measure, making it easier to compare changes across different scales. A positive percentage indicates growth, while a negative percentage signifies a decrease.

The Percentage Growth Formula

The fundamental formula for calculating percentage growth is as follows:

Percentage Growth = [(New Value - Original Value) / Original Value] * 100

Where:

  • New Value: The value at the end of the period.
  • Original Value: The value at the beginning of the period.

Step-by-Step Calculation

  1. Determine the Original and New Values: Identify the starting and ending values you want to compare. For example, consider a company's revenue was $100,000 last year and $120,000 this year.
  2. Calculate the Difference: Subtract the original value from the new value. In our example, $120,000 - $100,000 = $20,000.
  3. Divide by the Original Value: Divide the difference by the original value. In this case, $20,000 / $100,000 = 0.2.
  4. Multiply by 100: Multiply the result by 100 to express it as a percentage. 0.2 * 100 = 20%.
  5. Interpret the Result: The percentage growth is 20%. This indicates that the company's revenue increased by 20% from last year to this year.

Real-World Examples

  • Business Growth: A business increased its sales from 500 units to 600 units. The percentage growth is [((600-500)/500) * 100] = 20%.
  • Investment Returns: An investment portfolio grew from $5,000 to $6,000. The percentage growth is [((6000-5000)/5000) * 100] = 20%.
  • Website Traffic: Website visits increased from 1,000 to 1,500. The percentage growth is [((1500-1000)/1000) * 100] = 50%.

Using Our Percentage Calculator

While the formula is straightforward, our percentage calculator simplifies the process, saving you time and effort. Simply enter the original and new values into the designated fields, and the calculator will instantly display the percentage growth. Here’s how it benefits you:

  • Accuracy: Eliminates manual calculation errors.
  • Speed: Provides instant results.
  • Convenience: Accessible on any device, whether you're on your phone or computer.

Our calculator also handles other percentage-related problems, like finding a percentage of a number or determining what percentage one number is of another. For example, if you want to calculate what percentage 15 is of 200, our calculator can provide the answer quickly and accurately, so calculate percentage of a number.

Alternatively, you can also determine how to calculate percentage of a total.

When to Use Percentage Growth

Percentage growth is a versatile metric applicable in various scenarios:

  • Tracking Business Performance: Comparing sales, revenue, or profit over different periods.
  • Analyzing Investments: Evaluating the returns on investments.
  • Monitoring Website Traffic: Assessing the effectiveness of marketing campaigns.
  • Measuring Population Growth: Understanding demographic changes.
  • Evaluating Personal Finances: Tracking changes in savings or debt.

Percentage Increase vs. Absolute Increase

It's important to distinguish between percentage increase and absolute increase. Absolute increase is simply the difference between the new and original values, while percentage increase expresses this difference relative to the original value. Percentage increase is more useful for comparing changes across different scales.

For instance, consider two scenarios: an increase from 10 to 20 and an increase from 100 to 110. Both have an absolute increase of 10. However, the percentage increases are [((20-10)/10) * 100] = 100% and [((110-100)/100) * 100] = 10%, respectively. The percentage increase provides a more accurate comparison of the relative growth.

Conclusion

Calculating percentage growth is a fundamental skill for anyone looking to understand and analyze changes in data. Whether you're tracking business metrics, evaluating investments, or monitoring personal finances, understanding percentage growth provides valuable insights. Use our percentage calculator today to simplify your calculations and make data-driven decisions!