How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 10/19100.0*Relegated100.0*Average seed
Värnamo 2 Ängelholm 5 +9.4
-0.4
Falkenberg 2 Varberg 1 -0.9
+0.1
Week of 10/26100.0*Relegated100.0*Average seed
Östersund 1 Värnamo 2 -20.8
+0.7
ÖIS 1 Ljungskile 0 +6.1
-0.2
Varberg 4 Assyriska 1 +2.9
-0.3
Jönköping Södra 3 Landskrona 1 -2.1
+0.0
Week of 11/2100.0*Relegated100.0*Average seed
Landskrona 0 GIF Sundsvall 0 -8.1
+0.2
Värnamo 0 ÖIS 0 +7.7
-0.2
Brage 2 Varberg 4 +4.2
-0.2
Points
Chance Will Win Championship