How are these numbers calculated?

Big Games

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

Week of 8/11100.0*Chowder Cup100.0*Average seed
TheMightyPylons 4 DC 6 No
-0.4
TeamAmerica 5 Wolverines 4 +6.4
-0.1
StevesPizza 3 TeamAmerica 6 +0.0
Week of 8/18None
Week of 8/25None
Points
Chance Will Make Playoffs