Percentage Change Calculator

Increase or Decrease

Use this for prices, scores, quantities, or any comparable values in the same unit.

Formula: percentage change = (new value - original value) / original value x 100.

Understanding Percentage Change

1. What This Calculator Measures

Percentage change measures how much a value increased or decreased relative to where it started.

2. How the Calculation Works

The calculator subtracts the original value from the new value, then divides by the original value.

3. Formula or Rule Used

percentage change = (new - original) / original x 100.

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