How are these numbers calculated?

Big Games

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

Week of 3/16100.0*Chance in playoffs100.0*Average seed
SlushPuppies 7 Neoscape 1 -4.7
-0.1
YYZ 8 GhilaniElectric 7 +0.5
+0.0
Week of 3/23100.0*Chance in playoffs100.0*Average seed
CobraKai 2 YYZ 9 +0.7
GhilaniElectric 5 SlushPuppies 7 +0.1
Week of 4/1100.0*Chance in playoffs100.0*Average seed
Neoscape 4 SlushPuppies 0 +49.1
+0.5
PatsieDugans 4 CobraKai 6 Out
-0.1
Neoscape 5 GhilaniElectric 3 +8.2
+0.8
Points
Chance Will Make Playoffs