How are these numbers calculated?

Big Games

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

Week of 11/6100.0*Chance in playoffs100.0*Average seed
Thompsons 201.45 Wacky 289.8 +4.7
+0.8
Glaurung 284.2 Pollos 250.06 -0.5
-0.0
Geese 204.95 Plax 251.56 +0.2
+0.1
Ginger Army 231.36 MACHO 265.38 -0.2
-0.2
Badgers 271.86 Gators 234.7 +0.2
-0.0
Dez 226.15 Spectral 271.05 -0.1
-0.2
London 250.3 Tickle 278.45 -0.1
Week of 11/13100.0*Chance in playoffs100.0*Average seed
Wacky 246.8 Plax 184.5 +0.6
Spectral 300.6 Rabbits 188.95 -0.2
Gators 247.52 MACHO 276.13 -0.2
Badgers 251.55 Ginger Army 179.4 -0.1
Tickle 147.7 Pollos 242.51 +0.1
Week of 11/20100.0*Chance in playoffs100.0*Average seed
Geese 288.65 Wacky 271 -0.7
Panuckers 245.15 Spectral 241.7 +0.2
MACHO 318.15 Badgers 268.66 -0.1
Games Above .500
Chance Will Make Playoffs