How are these numbers calculated?

Big Games

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

Week of 10/20100.0*Chance wins title100.0*European cup100.0*Average seed
Åtvidaberg 3 Helsingborg 0 -2.3
-18.0
-0.5
Malmö 2 Brommapojkarna 1 No
IFK Göteborg 0 Öster 0 +0.1
+4.0
+0.1
Brommapojkarna 0 AIK 6 -6.6
-0.1
AIK 1 IFK Norrköping 0 -6.5
-0.1
Kalmar 1 Djurgården 2 +2.5
+0.2
Elfsborg 0 Häcken 0 +0.1
Week of 10/27100.0*Chance wins title100.0*European cup100.0*Average seed
Helsingborg 2 Kalmar 3 -26.1
-0.9
Mjällby 2 IFK Göteborg 1 +11.1
+0.1
Elfsborg 0 Malmö 2 +0.1
Week of 11/3100.0*Chance wins title100.0*European cup100.0*Average seed
IFK Göteborg 2 IFK Norrköping 0 No
-0.1
Kalmar 2 Mjällby 1 -0.2
AIK 2 Helsingborg 1 -0.2
Points
Chance Will Win Championship