How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 11/19100.0*Chance in playoffs100.0*Average seed
KEV 88 FLN 70.2 +18.2
+0.4
BAC 104.5 Taco 67.2 +6.0
PIA 104.5 RWC 71.2 +3.3
Week of 11/26100.0*Chance in playoffs100.0*Average seed
RWC 61.2 KEV 93.7 In
+0.2
Taco 100 PIA 144.2 In
+0.1
FLN 94.5 KID 105.5 +3.1
NWA 129.3 BAC 82.2 +0.1
Week of 12/3100.0*Chance in playoffs100.0*Average seed
KEV 68.1 Taco 95.1 -0.3
BAC 138.8 FLN 103 -0.2
Games Above .500
Chance Will Make Playoffs