How are these numbers calculated?

Big Games

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

Week of 10/2100.0*Kakkonen100.0*Average seed
GrIFK 1 FC HAKA 0 +15.9
-0.1
FF Jaro 3 FC KTP 1 +13.6
-0.3
Week of 10/15100.0*Kakkonen100.0*Average seed
KPV 1 FC KTP 1 +7.6
-0.2
GrIFK 2 FC Jazz 0 +3.8
-0.1
FC HAKA 2 JJK 4 -1.5
+0.1
EIF 1 FF Jaro 2 -1.0
+0.0
Week of 10/22None
Points
Chance Will Win Championship