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
How My Skittles 80.6 ...Myballzachertz 137.4 -3.3
-0.5
Dawk Night 111.3 Dezperately Wan 106.3 +3.1
+0.2
Mr McGibblets 104.7 Brown Town 73.2 +2.4
+0.2
Yo Adrian 118.9 Team Ramrod 80.6 -1.7
+0.1
Hardcore Bronies 71.7 Big Bens Lacy P 110.6 +0.8
-0.1
Week of 11/29100.0*Chance in playoffs100.0*Average seed
Dawk Night 112.2 How My Skittles 146.9 +6.5
+0.4
...Myballzachertz 128.2 Hardcore Bronies 134.9 -2.7
-0.2
Dezperately Wan 101 Yo Adrian 114.9 +2.0
+0.0
Big Bens Lacy P 146.3 Brown Town 94.6 +1.1
Team Ramrod 98.3 Mr McGibblets 162.4 +0.8
+0.2
Week of 12/6100.0*Chance in playoffs100.0*Average seed
Yo Adrian 109.6 How My Skittles 107.6 -0.9
Brown Town 232.2 Hardcore Bronies 134.3 +0.3
Games Above .500
Chance Will Make Playoffs