title: How to delete last character Oracle
body: <p>Hi I have a list of data that I was preparing to import as a 'Number'</p>
  
  <p>However the data I recieved had a String at the end of the number.</p>
  
  <p>Example: 350 M, 25 M</p>
  
  <p>How should I delete the character 'M' and maybe any empty space.</p>