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*Average seed
Mitch 106.5 Clements 136.5 +0.3
Ballgame 111.3 McDonough 116.7 -0.1
Week of 11/28100.0*Average seed
Perry 140.7 Clements 120.3 -0.1
Brian 129.8 Ross 111.8 +0.0
Mitch 127.8 McDonough 106.7 +0.0
Week of 12/5100.0*Average seed
Dick 119.8 Clements 78.4 -0.1
Perry 98.3 Ross 94.7 +0.0
Games Above .500
Chance Will Make Playoffs