How are these numbers calculated?

Big Games

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

Week of 10/21100.0*Chance wins title100.0*Promoted100.0*Average seed
BP 1 Dalkurd 0 +27.5
Yes
+0.3
Trelleborg 4 Åtvidaberg 0 -0.1
Week of 10/28100.0*Chance wins title100.0*Promoted100.0*Average seed
Öster 0 BP 0 -4.2
-0.0
Dalkurd 1 GAIS 0 -2.6
-0.0
Week of 11/4100.0*Chance wins title100.0*Promoted100.0*Average seed
BP 4 Gefle 1 Yes
+0.1
Trelleborg 2 Dalkurd 2 Yes
+0.1
Points
Chance Will Win Championship