title: Python: Converting string into decimal number
body: <p>I have a python list with strings in this format:</p>
  
  <pre><code>A1 = [' "29.0" ',' "65.2" ',' "75.2" ']
  </code></pre>
  
  <p>How do I convert those strings into decimal numbers to perform arithmetic operations on the list elements?</p>