How are these numbers calculated?

Big Games

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

Week of 11/30100.0*Average seed
Dementos 127.7 Cruising 132.68 +0.9
Roughnecks 127.18 Icebox 112 +0.2
Baginas 115.3 Clerks 174.32 -0.1
Mustache 66.26 Dynamite 97.24 -0.1
Week of 12/7100.0*Average seed
Cruising 132.1 Ditka 97.54 +0.5
Icebox 111.1 Clerks 143.28 -0.2
Dementos 161.98 Mustache 87.42 -0.2
Points
Chance Will Make Playoffs