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Percentage Increase Calculator

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 determines the percentage increase between an old value and a new value.

Purpose: It helps users understand the relative growth or change between two values in percentage terms.

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 widely used in finance, economics, business, and statistics to measure growth rates, price changes, performance improvements, and other comparative metrics.

4. Using the Calculator

Tips: Enter both old and new values. The calculator will show the percentage increase (or decrease if negative). Both values must be > 0.

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 to calculate investment returns, price changes, and revenue growth.

Q3: What if my old value is zero?
A: The calculation is undefined when old value is zero, as division by zero is impossible.

Q4: How is this different from percentage difference?
A: Percentage increase compares new to old specifically, while percentage difference is symmetrical and doesn't indicate direction of change.

Q5: Can I calculate percentage decrease with this?
A: Yes, when new value is less than old value, the result will show the percentage decrease.

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