How are these numbers calculated?

Big Games

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

Week of 10/22100.0*Chance wins title100.0*Promoted100.0*Average seed
Öster 2 Höllviken 0 -0.9
-1.1
-0.0
FC Trollhättan 1 Norrby IF 1 +0.6
+4.4
+0.1
Landskrona BoIS 3 IK Oddevold 0 +0.4
+3.3
+0.1
Week of 10/29100.0*Chance wins title100.0*Promoted100.0*Average seed
Qviding 3 Landskrona BoIS 1 No
-12.7
-0.3
Norrby IF 2 Utsikten 1 No
-0.1
Week of 11/5None
Points
Chance Will Win Championship