title: RTRIM only the last 3 digits
body: <p>I have a figure to and i want to trim the last 3 digits which are always zeros,but for this one i have four zeros and if i use the rtrim to remove the zeros it removes four of them.Below is and example </p>
  
  <p>rtrim(15,250,000,"0")</p>
  
  <p>what i want is to remove only the last three zeros</p>
  
  <p>thank you..</p>