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 +12.2
+0.4
SCB 5 ZSC 4 +1.4
+0.0
HCL 5 EVZ 3 -0.9
HCAP 5 HCD 2 -0.1
Saturday100.0*Chance in playoffs100.0*Average seed
GSHC 4 EHCB 1 +21.4
+0.5
ZSC 6 SCRJ 2 -5.3
-0.1
LHC 4 HCFG 3 (so)+2.3
+0.0
HCD 3 HCL 1 +0.4
Monday100.0*Chance in playoffs100.0*Average seed
GSHC 3 ZSC 2 In
+1.1
EVZ 2 HCFG 3 (so)-0.2
HCL 4 SCB 2 -0.2
Points
Chance Will Make Playoffs