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 -9.6
-0.8
Nappers 75.18 Bombers 147.1 -4.4
-0.0
Dogs 93.98 Vermin 143.5 -0.7
-0.1
Exits 154.84 9ers 139.22 +0.3
+0.0
Meanies 93.28 Finest 113.08 -0.1
Week of 11/28100.0*Chance in playoffs100.0*Average seed
9ers 162.78 Fighters 162 -21.6
-0.7
Bombers 85.74 Vermin 112.14 +15.8
+0.1
Meanies 134.14 Dogs 63.04 +0.1
Week of 12/5100.0*Chance in playoffs100.0*Average seed
Finest 127.88 Bombers 125.88 In
+0.3
Nappers 76.18 Fighters 86.74 In
+0.3
Games Above .500
Chance Will Make Playoffs