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*Chance wins title100.0*Promoted100.0*Average seed
Falkenberg 2 Varberg 1 +21.5
+6.6
+0.3
Assyriska 1 GIF Sundsvall 1 +3.3
+0.8
+0.0
Week of 10/26100.0*Chance wins title100.0*Promoted100.0*Average seed
Örebro 6 GAIS 1 -14.8
-0.9
-0.2
GIF Sundsvall 4 Brage 0 -7.5
-1.5
-0.1
Degerfors 2 Falkenberg 2 +1.7
+0.6
+0.0
Week of 11/2100.0*Chance wins title100.0*Promoted100.0*Average seed
Falkenberg 4 Ängelholm 2 Yes
Yes
+0.5
Ljungskile 0 Örebro 1 -23.4
-3.0
-0.3
Landskrona 0 GIF Sundsvall 0 +6.0
Yes
+0.2
Points
Chance Will Win Championship