title: Rails Show Age in View based Born Date
body: <p>I have a problem to show age in a view with rails</p>
  
  <p>i think this to solve:  </p>
  
  <pre><code> show.html.slim    
      `=@people.date_born - Date.today / 365,25`  
      `end`  
  </code></pre>
  
  <p>What i need to do?</p>