How are these numbers calculated?

Big Games

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

Week of 9/20100.0*Chance wins title100.0*Veikkausliiga100.0*Average seed
Ilves 2 KTP 0 +0.6
+0.6
-0.2
FC Jazz 1 PK-35 3 +0.4
+0.4
+0.5
HIFK 2 Haka 1 -0.0
AC Oulu 7 FC Viikingit 0 -0.0
Week of 9/28100.0*Chance wins title100.0*Veikkausliiga100.0*Average seed
FC Jazz 2 KTP 0 +3.9
+3.9
PK-35 1 JJK 1 -1.9
-1.9
-0.5
FC Viikingit 0 HIFK 3 -0.1
AC Oulu 4 Ilves 1 +0.1
JIPPO 1 Haka 1 +0.1
Week of 10/4100.0*Chance wins title100.0*Veikkausliiga100.0*Average seed
Haka 6 PK-35 0 No
No
-1.2
HIFK 4 FC Jazz 2 No
No
-0.1
KTP 0 JIPPO 0 No
No
-0.0
JJK 1 AC Oulu 2 -0.3
Ilves 10 FC Viikingit 0 -0.1
Points
Chance Will Win Championship