How are these numbers calculated?

Big Games

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

Week of 2/11100.0*Chance in playoffs100.0*Average seed
Book Hockey 8 Team Else's 2 -0.2
Footless Flyers 2 Puck Me Daddy 9 -0.1
Puck Dynasty 4 Morning After P 3 +0.2
Wimpy Ducks 5 Eigenskates 2 +0.1
Puck Me Daddy 8 Ice Road Puckers 1 -0.1
Week of 2/18100.0*Chance in playoffs100.0*Average seed
Radmen 7 Chico Resch 3 In
+1.5
50's 4 Legalize It! 1 -0.2
Week of 2/25100.0*Chance in playoffs100.0*Average seed
50's 7 Book Hockey 4 +0.7
Puck Dynasty 0 Eigenskates 2 -0.3
Morning After P 2 Hockey Team 3 -0.2
Games Above .500
Chance Will Make Playoffs