How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Chance in playoffs100.0*Average seed
Chipmunks 93.84 Fighters 93 -1.7
-0.4
Nappers 75.18 Bombers 147.1 -1.5
Dogs 93.98 Vermin 143.5 -0.2
-0.0
Exits 154.84 9ers 139.22 +0.1
Meanies 93.28 Finest 113.08 -0.1
Week of 11/28100.0*Chance in playoffs100.0*Average seed
9ers 162.78 Fighters 162 -5.8
-0.6
Bombers 85.74 Vermin 112.14 +5.8
+0.0
Meanies 134.14 Dogs 63.04 +0.0
Week of 12/5100.0*Chance in playoffs100.0*Average seed
Finest 127.88 Bombers 125.88 In
+0.1
Nappers 76.18 Fighters 86.74 In
+0.1
Games Above .500
Chance Will Make Playoffs