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
YYZ 8 GhilaniElectric 7 +7.0
+0.1
SlushPuppies 7 Neoscape 1 +4.6
+0.1
Week of 3/23100.0*Chance in playoffs100.0*Average seed
GhilaniElectric 5 SlushPuppies 7 +13.2
+0.1
CobraKai 2 YYZ 9 -3.1
-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 In
+0.1
Neoscape 5 GhilaniElectric 3 -8.2
-0.1
Points
Chance Will Make Playoffs