title: How to split math calculations in javascript
body: <p>I have mathematical calculations in div tag, like that:</p>
  
  <pre><code>13*7=91
  </code></pre>
  
  <p>So how to split and parse data? </p>
  
  <p>and it will stored in variables like that:</p>
  
  <pre><code>var A = 13;
  var Operation = '*';
  var B = 7;
  var Result = 91;
  </code></pre>
  
  <p>please tell me how to make that :)</p>