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*Relegated100.0*Average seed
Brommapojkarna 0 AIK 6 No
+0.1
Häcken 1 Halmstad 3 +0.7
+0.1
Halmstad 1 Mjällby 0 +0.1
+0.2
IFK Göteborg 0 Öster 0 -0.1
Malmö 2 Brommapojkarna 1 +0.1
Elfsborg 0 Häcken 0 -0.0
Week of 10/27100.0*Relegated100.0*Average seed
Mjällby 2 IFK Göteborg 1 -0.3
Djurgården 1 Gefle 1 +0.1
Week of 11/3100.0*Relegated100.0*Average seed
Gefle 0 Elfsborg 2 -0.4
Åtvidaberg 2 Häcken 2 -0.1
Points
Chance Will Win Championship