How are these numbers calculated?

Big Games

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

Week of 5/8100.0*UEFA CL100.0*Average seed
Sturm Graz 3 LASK Linz 1 No
-0.2
Rapid Wien 1 Salzburg 4 +0.7
+0.1
Week of 5/13100.0*UEFA CL100.0*Average seed
LASK Linz 1 Wolfsberger AC 3 -0.2
Rapid Wien 4 Rheindorf Altach 1 -0.2
Week of 5/20None
Points
Chance Will Win Championship