How are these numbers calculated?

Big Games

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

Week of 4/30100.0*Chance wins title100.0*16/17 CL100.0*Average seed
Grödig 2 Rapid Wien 0 -0.8
-0.8
-0.1
Austria Wien 0 Salzburg 2 -0.8
-0.8
+0.0
Week of 5/8100.0*Chance wins title100.0*16/17 CL100.0*Average seed
Mattersburg 0 Rapid Wien 2 +0.0
Rapid Wien 1 Altach 1 -0.0
Week of 5/15100.0*Chance wins title100.0*16/17 CL100.0*Average seed
Admira 1 Rapid Wien 3 +0.1
Austria Wien 3 Sturm Graz 0 -0.1
Points
Chance Will Win Championship