How are these numbers calculated?

Big Games

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

Friday100.0*Chance in playoffs100.0*Average seed
HCFG 2 GSHC 3 -30.2
-0.9
SCB 5 ZSC 4 +5.4
+0.1
HCL 5 EVZ 3 -4.9
-0.1
HCAP 5 HCD 2 -2.4
-0.1
SCRJ 5 SCLT 2 +1.7
+0.1
EHCB 4 LHC 2 -0.1
Saturday100.0*Chance in playoffs100.0*Average seed
ZSC 6 SCRJ 2 -6.8
-0.1
GSHC 4 EHCB 1 -6.3
-0.3
LHC 4 HCFG 3 (so)-5.7
-0.1
SCLT 4 SCB 2 -1.0
HCD 3 HCL 1 +0.6
EVZ 3 HCAP 1 +0.1
Monday100.0*Chance in playoffs100.0*Average seed
EVZ 2 HCFG 3 (so)+0.2
GSHC 3 ZSC 2 -0.1
Points
Chance Will Make Playoffs