Thanks guest,
Bob, when you make a post use brackets or words or whatever you can think of to help explain yourself.
Our think our guest has interpreted this well? I really didn't know what to make of it when I first saw it.
Our guest has answered this question
bob: (4 2/3 +1 1/6 ) / ( 1 1/4 + 1 7/8 )
5 5/6
---------
3 1/8
28/15
or 1 13/15
If you would like more explanation on how our guest did this post again and ask.