Enter the amount saved by prevention ($) and the amount spent on prevention ($) into the Return on Prevention Calculator. The calculator will evaluate and display the Return on Prevention.

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## Return on Prevention Formula

The following formula is used to calculate the Return on Prevention.

**ROP = (AP – AS) / AS * 100**

- Where ROP is the Return on Prevention (%)
- AP is the amount saved by prevention ($)
- AS is the amount spent on prevention ($)

## How to Calculate Return on Prevention?

The following example problems outline how to calculate Return on Prevention.

Example Problem #1:

- First, determine the amount saved by prevention ($).
- The amount saved by prevention ($) is given as: 1000.

- Next, determine the amount spent on prevention ($).
- The amount spent on prevention ($) is provided as: 600.

- Finally, calculate the Return on Prevention using the equation above:

ROP = (AP – AS) / AS * 100

The values given above are inserted into the equation below and the solution is calculated:

ROP = (1000 – 600) / 600 * 100 = 66.67 (%)

Example Problem #2:** **

For this problem, the variables needed are provided below:

amount saved by prevention ($) = 800

amount spent on prevention ($) = 400

This example problem is a test of your knowledge on the subject. Use the calculator above to check your answer.

ROP = (AP – AS) / AS * 100** = ?**