Changes to "Scratchpad" between r74 and r80

Changes to Scratchpad between r74 and r80

~~+eval [Test Script 1]~~
If you have to pay someone `''X''%` of principal `''Y''`, the total amount needed to pay is `''Total'' = ''Y'' / (1 - (''X'' / 100))`

Legend

     Only in r74
     Only in r80
     -->      Modified slightly between r74 and r80