How are these numbers calculated?

Big Games

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

Tuesday100.0*Average seed
ZSC 3 EHCB 0 +0.1
HCD 4 HCAP 1 -0.0
Friday100.0*Average seed
LHC 1 HCL 2 +0.3
EHCB 2 HCD 3 +0.1
Saturday100.0*Average seed
EVZ 4 EHCB 3 +0.3
GSHC 2 EHCK 4 +0.2
HCL 3 ZSC 2 (ot)+0.0
Points
Chance Will Make Playoffs