title: Compare 3 values within certain percentage of each other
body: <p>I am trying to make this: </p>
  
  <ol>
  <li>3 input boxes </li>
  <li>take the value of the input and compare to a certain percentage </li>
  </ol>
  
  <p>if values are within 3% of each other. output = something
  else output something else. </p>
  
  <p>any help would be appreciated on getting started.</p>