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
Trelleborg 4 Åtvidaberg 0 +3.3
-0.2
Gefle 3 IK Frej 0 -1.7
+0.1
IK Frej 2 Trelleborg 2 +0.6
Värnamo 6 Syrianska 1 -0.3
+0.1
GAIS 2 Norrby 1 +0.2
Varberg 0 ÖIS 0 +0.1
Week of 10/28100.0*Relegated100.0*Average seed
Varberg 3 Åtvidaberg 0 Yes
-0.2
Syrianska 1 Falkenberg 2 +0.1
Week of 11/4100.0*Relegated100.0*Average seed
Åtvidaberg 0 Norrby 1 -0.2
Degerfors 3 Syrianska 1 +0.2
Points
Chance Will Win Championship