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 -12.6
+0.7
Gefle 3 IK Frej 0 +3.2
-0.1
Varberg 0 ÖIS 0 -0.1
+0.1
Week of 10/28100.0*Relegated100.0*Average seed
Norrby 2 Värnamo 3 -6.1
+0.2
Dalkurd 1 GAIS 0 +4.6
-0.3
Varberg 3 Åtvidaberg 0 +1.0
-0.0
Gefle 1 Degerfors 1 +0.7
+0.1
ÖIS 0 Helsingborg 3 +0.1
Week of 11/4100.0*Relegated100.0*Average seed
GAIS 3 Varberg 0 No
+1.9
Åtvidaberg 0 Norrby 1 +10.9
-0.3
BP 4 Gefle 1 +0.1
Värnamo 2 ÖIS 1 +0.1
Points
Chance Will Win Championship