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*Average seed
Chi Beats Nothin' 106.84 Hines Ward's DD 77.4 +0.2
IDWNS 100.23 something creat 103.11 +0.1
Houndstooth Hot 137.66 Goodfellas 114 +0.1
Week of 11/30100.0*Average seed
Chi Beats Nothin' 125.14 Can't Hardy Wait 80.92 +0.0
Week of 12/7None
Games Above .500
Chance Will Make Playoffs