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 measure growth, inflation, price changes, performance improvements, and other comparative analyses.

2. How Does the Calculator Work?

The calculator uses the formula:

Where:

• New — The current or final value
• Old — The original or initial value

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 fundamental in financial analysis, sales reporting, academic grading, scientific measurements, and many other fields.

4. Using the Calculator

Tips: Enter both old and new values. Values must be positive numbers. The result shows the percentage change from old to new.

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 percentage decrease calculations?
A: Yes, the same formula works for decreases (which will show as negative percentages).

Q3: What's the difference between percentage increase and absolute increase?
A: Absolute increase is just (New - Old), while percentage increase shows the change relative to the original value.

Q4: How do I interpret a 100% increase?
A: A 100% increase means the new value is exactly double the old value.

Q5: What if my old value was zero?
A: The calculation is undefined (division by zero), so the calculator requires positive values.