How are these numbers calculated?

Big Games

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

Week of 11/22100.0*Chance in playoffs100.0*Average seed
Yo Adrian 118.9 Team Ramrod 80.6 -13.9
-1.1
Dawk Night 111.3 Dezperately Wan 106.3 +2.4
+0.1
Mr McGibblets 104.7 Brown Town 73.2 +2.0
+0.1
Hardcore Bronies 71.7 Big Bens Lacy P 110.6 +1.4
How My Skittles 80.6 ...Myballzachertz 137.4 +1.4
+0.1
Week of 11/29100.0*Chance in playoffs100.0*Average seed
Team Ramrod 98.3 Mr McGibblets 162.4 -20.7
-1.1
Dawk Night 112.2 How My Skittles 146.9 -1.9
-0.2
...Myballzachertz 128.2 Hardcore Bronies 134.9 -1.6
-0.2
Big Bens Lacy P 146.3 Brown Town 94.6 +1.5
+0.1
Dezperately Wan 101 Yo Adrian 114.9 +1.3
Week of 12/6100.0*Chance in playoffs100.0*Average seed
Big Bens Lacy P 148.3 Team Ramrod 129.8 -44.4
-1.2
Dezperately Wan 142.7 Mr McGibblets 84.1 -2.9
-0.1
Brown Town 232.2 Hardcore Bronies 134.3 -2.8
Yo Adrian 109.6 How My Skittles 107.6 +0.1
Games Above .500
Chance Will Make Playoffs