How are these numbers calculated?

Big Games

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

Week of 8/18100.0*Chance in playoffs100.0*Average seed
Holbrook 1.5 Marshall 8.5 +0.1
+0.1
Burke 5 Small 5 +0.1
Week of 8/25100.0*Chance in playoffs100.0*Average seed
Burke 4.5 Marshall 5.5 +0.0
+0.1
Week of 9/1100.0*Chance in playoffs100.0*Average seed
Marshall 8.5 Holbrook 1.5 In
Points
Chance Will Make Playoffs