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
Dogs 93.98 Vermin 143.5 In
+1.1
Nappers 75.18 Bombers 147.1 -0.5
Chipmunks 93.84 Fighters 93 +0.2
+0.0
Exits 154.84 9ers 139.22 +0.1
+0.1
Meanies 93.28 Finest 113.08 -0.2
Week of 11/28100.0*Chance in playoffs100.0*Average seed
Bombers 85.74 Vermin 112.14 +0.3
Meanies 134.14 Dogs 63.04 +0.1
9ers 162.78 Fighters 162 -0.0
Nappers 104.16 Exits 133.22 -0.0
Finest 113.06 Chipmunks 160.04 -0.0
Week of 12/5100.0*Chance in playoffs100.0*Average seed
Meanies 161.26 Vermin 74.26 -0.3
Finest 127.88 Bombers 125.88 -0.2
Chipmunks 149.34 9ers 116.64 -0.1
Games Above .500
Chance Will Make Playoffs