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*Average seed
Kalmar 1 Djurgården 2 +0.7
Åtvidaberg 3 Helsingborg 0 -0.2
AIK 1 IFK Norrköping 0 +0.2
Halmstad 1 Mjällby 0 +0.0
Week of 10/27100.0*Average seed
Syrianska 4 Åtvidaberg 1 +0.2
Elfsborg 0 Malmö 2 +0.1
Djurgården 1 Gefle 1 -0.1
IFK Norrköping 1 Öster 1 +0.1
Helsingborg 2 Kalmar 3 -0.0
Week of 11/3100.0*Average seed
Gefle 0 Elfsborg 2 -0.3
Points
Chance Will Win Championship