How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Tuesday100.0*Average seed
Red Ice 2 EHCO 4 +0.5
EHCW 2 SCRJ 6 -0.0
HCA 9 GCK 1 -0.0
Friday100.0*Average seed
EHCO 1 SC Langenthal 5 -0.3
SCRJ 2 HCT 7 +0.2
HC Biasca 2 Red Ice 4 -0.1
Sunday100.0*Average seed
EHCW 0 EHCO 4 +0.2
Red Ice 4 SCRJ 1 -0.2
HCA 3 HCC 4 +0.1
Points
Chance Will Make Playoffs