How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 10/20100.0*Average seed
Montreal 16 Hamilton 43 +0.2
Week of 10/27100.0*Average seed
Ottawa 41 Hamilton 36 -0.1
Saskatchewan 37 Montreal 12 +0.0
Week of 11/3None
Games Above .500
Chance Will Make Playoffs