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Percentage Increase Calculator (UK)

Percentage Increase Formula:

\[ \text{Increase} = \left( \frac{\text{New} - \text{Old}}{\text{Old}} \right) \times 100 \]

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1. What is a Percentage Increase Calculator?

Definition: This calculator measures the percentage increase between an old value and a new value.

Purpose: It helps individuals and businesses understand growth rates, price changes, performance improvements, and other comparative metrics.

2. How Does the Calculator Work?

The calculator uses the formula:

\[ \text{Increase} = \left( \frac{\text{New} - \text{Old}}{\text{Old}} \right) \times 100 \]

Where:

Explanation: The difference between new and old values is divided by the old value, then multiplied by 100 to convert to a percentage.

3. Importance of Percentage Increase Calculation

Details: Percentage increase is crucial for understanding growth rates in business, economics, salaries, investments, and statistical analysis.

4. Using the Calculator

Tips: Enter both old and new values (must be positive numbers). The result shows the percentage increase between them.

5. Frequently Asked Questions (FAQ)

Q1: What does a negative result mean?
A: A negative result indicates a percentage decrease rather than an increase.

Q2: Can I use this for financial calculations?
A: Yes, this is commonly used for calculating price increases, salary raises, investment growth, etc.

Q3: What if my old value is zero?
A: The calculation is undefined when old value is zero (division by zero). The calculator requires positive values.

Q4: How is this different from percentage points?
A: Percentage increase is relative to the original value, while percentage points measure absolute difference between percentages.

Q5: Can I calculate compound growth with this?
A: No, this calculates simple percentage increase. For compound growth, you'd need a different formula.

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