Plus number on number text
 
  File name : addtext.lsp

  This function increases or decreases the number text already written by the desired value.
If vertical aignment is changed after finish drawing bearing elevation. You have to change all elevation text.
You can use it in this case.

 
   Example
  Command: addtext
  All/<Select>:           [All: Select all text |  : Select text you want]
  Select text: w{p1} {p2} [Selec texts using Window box]
  Select objects:         [Finish selecting]
  Enter Add value: 0.2   [Enter increasing value or decreasing value]