How are these numbers calculated?

Big Games

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

Week of 7/29100.0*Average seed
Gang Green 3 Uptown 6 +0.5
Goal Diggers 5 Kwyjibo 1 +0.2
Sar Dogs 10 Uptown 4 -0.1
Puckaholics 2 Gang Green 7 +0.0
Week of 8/6100.0*Average seed
Uptown 1 Goal Diggers 5 -0.2
Kwyjibo 2 SofaKings 4 +0.1
Gang Green 7 Puckaholics 4 +0.0
Week of 8/12100.0*Average seed
Puckaholics 3 Uptown 5 +0.8
Kwyjibo 0 Battalion 5 +0.1
Games Above .500
Chance Will Make Playoffs