How are these numbers calculated?

Big Games

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

Week of 3/27100.0*Average seed
Stampede 94 Kebs 127 -0.8
Frost Heaves 133 GreenHawks 119 +0.0
Week of 4/3100.0*Average seed
Stampede 104 Rainmen 123 -0.1
Week of 4/10100.0*Average seed
Stampede 101 Cavalry 156 -0.0
Games Above .500
Chance Will Make Playoffs