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 -3.7
-2.0
Footless Flyers 2 Puck Me Daddy 9 -0.7
-0.2
Puck Dynasty 4 Morning After P 3 -0.2
+0.1
Wimpy Ducks 5 Eigenskates 2 +0.1
+0.2
Puck Me Daddy 8 Ice Road Puckers 1 -0.3
Week of 2/18100.0*Chance in playoffs100.0*Average seed
50's 4 Legalize It! 1 -2.8
-0.1
Radmen 7 Chico Resch 3 -1.1
-0.2
Week of 2/25100.0*Chance in playoffs100.0*Average seed
Morning After P 2 Hockey Team 3 In
+0.2
Puck Dynasty 0 Eigenskates 2 +2.4
+0.1
50's 7 Book Hockey 4 -0.1
Games Above .500
Chance Will Make Playoffs