How are these numbers calculated?

Big Games

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

Week of 11/27100.0*Chance in playoffs100.0*Average seed
Best Team 12 DaBoy69 2 +32.6
+1.1
Susano'o 14 kaligirl 24 +1.2
pappolapappa 18 TD's N Beer 5 -0.6
Zmerl 30 the team 29 +0.3
-0.2
crack 33 un-stoppable fo 28 -0.1
Week of 12/11100.0*Chance in playoffs100.0*Average seed
pappolapappa 38 DaBoy69 11 +0.4
Best Team 26 Susano'o 15 +0.4
Zmerl 23 crack 31 -0.1
Games Above .500
Chance Will Make Playoffs