How are these numbers calculated?

Big Games

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

Week of 8/14100.0*Average seed
IceReapers 16 Nordiques 4 +0.3
Puckheads 5 Diablo 4 -0.1
BananaSlugs 6 MaxPowerSoundlion 0 +0.1
Week of 8/21100.0*Average seed
Puckheads 6 PuffPuffPassers 2 -0.3
FiveMinuteMajors 5 KendallUnited 2 -0.1
Week of 8/28100.0*Average seed
IceReapers 1 Cottonmouths 3 -1.0
FiveMinuteMajors 10 PrestigeWorldwide 3 -0.1
Points
Chance Will Make Playoffs