Percentage Change Calculator
Calculate the percentage increase or decrease between two values with formula display.
How to Use Percentage Change Calculator
The Percentage Change Calculator is a free online tool that calculates the percentage increase or decrease between an original value and a new value. Enter both values and instantly see the percentage change, absolute difference, and the formula used. Whether you are tracking stock price changes, comparing sales figures, measuring growth rates, analyzing before/after data, calculating inflation impact, or determining discount percentages, this tool provides clear results with color-coded indicators showing whether the change is positive (increase) or negative (decrease).
Step-by-Step Instructions
- Enter the original (old) value
- Enter the new (current) value
- Click Calculate Change to see the percentage difference
- View the percentage change, absolute difference, and formula
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