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*Relegated100.0*Average seed
GAIS 2 Norrby 1 +6.4
-1.0
Varberg 0 ÖIS 0 -0.6
+0.1
Gefle 3 IK Frej 0 +0.6
-0.2
IK Frej 2 Trelleborg 2 -0.2
Värnamo 6 Syrianska 1 -0.1
Week of 10/28100.0*Relegated100.0*Average seed
Norrby 2 Värnamo 3 +12.1
-0.9
Varberg 3 Åtvidaberg 0 +4.3
-0.2
Dalkurd 1 GAIS 0 -3.8
+0.2
Gefle 1 Degerfors 1 +0.4
+0.0
ÖIS 0 Helsingborg 3 -0.2
+0.2
Week of 11/4100.0*Relegated100.0*Average seed
Åtvidaberg 0 Norrby 1 No
+1.2
GAIS 3 Varberg 0 +7.9
-0.0
BP 4 Gefle 1 +0.2
Värnamo 2 ÖIS 1 +0.1
Points
Chance Will Win Championship