How are these numbers calculated?

Big Games

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

Week of 10/18100.0*Chance wins title100.0*Promoted100.0*Average seed
IF Sylvia 1 IK Frej Täby 2 +16.8
+13.8
+0.3
Athletic FC Uni 3 Västerås SK FK 2 -7.9
-4.6
-0.1
BK Forward 0 Dalkurd FF 1 -0.6
-1.8
-0.1
IK Brage 1 Valsta Syriansk 1 +0.4
+1.8
+0.0
Week of 10/25100.0*Chance wins title100.0*Promoted100.0*Average seed
IK Frej Täby 2 IFK Luleå 2 -20.7
-13.8
-0.3
Athletic FC Uni 2 IF Sylvia 0 -11.9
-7.3
-0.1
Dalkurd FF 2 Huddinge IF 0 -0.4
-1.6
-0.0
Skellefteå FF 1 IK Brage 2 -0.1
-0.6
Week of 11/2100.0*Chance wins title100.0*Promoted100.0*Average seed
IFK Luleå 0 Athletic FC Uni 4 No
-11.0
-0.2
IK Brage 1 IK Frej Täby 1 -10.4
+5.1
+0.1
Vasalunds IF 0 Dalkurd FF 1 -10.3
-0.2
Points
Chance Will Win Championship