title: jupyter notebook markdown: add results of math operation in markdown cell
body: <p>How can I add the printed results of math operation in the markdown cell? I tried this but didn't work:</p>
  
  <pre><code>`print(32750-25797)` patients dropped in step 2
  </code></pre>
  
  <p>I get </p>
  
  <pre><code>print(32750-25797) patients dropped in step 2
  </code></pre>
  
  <p>But I want this output:</p>
  
  <pre><code>6953 patients dropped in step 2
  </code></pre>