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*Chowder Cup100.0*Average seed
Lumberhacks 4 WheelTeam6 6 -11.8
-0.3
Royals 8 YYZ 6 +7.6
+0.1
BoondockSaints 4 WildTurkeys 8 -4.4
-0.1
Lux 4 AlbinoRhinos 4 (ot)+0.4
Week of 8/26None
Week of 9/3100.0*Chowder Cup100.0*Average seed
WildTurkeys 5 YYZ 2 No
+0.0
Lumberhacks 6 NorthernLights 4 +0.3
Lumberhacks 4 ProTransmission 3 +0.3
Points
Chance Will Make Playoffs