How are these numbers calculated?

Big Games

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

Week of 8/19100.0*Average seed
Hagen 8 SlapShot 6 +0.1
DragonSlayers 5 YYZ 4 -0.0
Week of 8/26100.0*Average seed
PuckBuddies 6 DragonSlayers 1 +0.5
PlanB 4 DragonSlayers 9 -0.1
Hagen 6 CarpetAngels 6 (ot)-0.1
Week of 9/5None
Points
Chance Will Make Playoffs