How are these numbers calculated?

Big Games

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

Week of 4/8100.0*Chowder Cup100.0*Average seed
SilverBullets 2 LordStanleysCup 1 +11.7
+0.2
Warhawks 1 Hellfish 0 +11.6
+0.1
Week of 4/15100.0*Chowder Cup100.0*Average seed
SilverBullets 2 Hellfish 3 No
-0.6
Week of 4/22None
Points
Chance Will Make Playoffs