How are these numbers calculated?

Big Games

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

Tuesday100.0*Chance in playoffs100.0*Average seed
HCD 4 SCB 2 -17.8
-0.3
LHC 3 SCLT 1 -5.9
-0.1
Friday100.0*Chance in playoffs100.0*Average seed
SCB 1 HCFG 0 +13.7
+0.2
SCRJ 1 HCL 4 -7.2
-0.1
GSHC 4 LHC 1 +4.5
+0.1
Saturday100.0*Chance in playoffs100.0*Average seed
LHC 3 SCB 2 Out
-0.2
HCL 1 HCAP 4 +14.4
+0.1
Points
Chance Will Make Playoffs