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. 

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:

  1. First, determine the amount saved by prevention ($). 
    • The amount saved by prevention ($) is given as: 1000.
  2. Next, determine the amount spent on prevention ($). 
    • The amount spent on prevention ($) is provided as: 600.
  3. 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 = ?