How are these numbers calculated?

Big Games

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

Week of 11/23100.0*Chance in playoffs100.0*Average seed
69ers 179 Juggernauts 174 +7.3
+0.8
Attack 139 Turdburglers 149 +1.3
-0.1
Alcoholics 140 Fonzanoons 132 -1.3
-0.1
Devils 97 L-Riders 100 +0.3
+0.1
Week of 11/30100.0*Chance in playoffs100.0*Average seed
69ers 130 Attack 94 +18.4
+1.4
Devils 96 Alcoholics 154 -3.8
+0.2
Pooh-Stabbers 168 Juggernauts 163 +2.4
+0.0
Turdburglers 131 Sharknado 183 +1.1
+0.0
Games Above .500
Chance Will Make Playoffs