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
Attack 139 Turdburglers 149 +16.3
+1.1
Alcoholics 140 Fonzanoons 132 -4.3
-0.2
69ers 179 Juggernauts 174 +4.1
-0.1
Devils 97 L-Riders 100 +0.5
+0.2
Week of 11/30100.0*Chance in playoffs100.0*Average seed
69ers 130 Attack 94 +13.5
+0.3
Devils 96 Alcoholics 154 -10.1
-0.2
Turdburglers 131 Sharknado 183 -6.4
-0.2
Pooh-Stabbers 168 Juggernauts 163 +4.5
+0.1
Fonzanoons 109 L-Riders 128 +0.4
Games Above .500
Chance Will Make Playoffs