How are these numbers calculated?

Big Games

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

Friday, 3/20100.0*Chance in playoffs100.0*Average seed
EL 0 GMB 1 In
+0.3
SK 1 CW 0 +0.5
+0.1
GIA 0 ROC 1 -0.3
UOL 1 FNC 0 -0.1
Thursday, 3/26100.0*Chance in playoffs100.0*Average seed
UOL 0 GMB 1 +0.5
CW 1 ROC 0 -0.1
Friday, 3/27100.0*Chance in playoffs100.0*Average seed
H2K 1 UOL 0 +0.2
GMB 0 SK 1 -0.1
Games Above .500
Chance Will Make Playoffs