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*Average seed
KuPS 2 FC Haka 3 +0.3
FC Inter 3 TPS 0 +0.1
Week of 10/31100.0*Average seed
IFK Mariehamn 0 HJK 5 +0.1
Week of 11/4100.0*Average seed
FC Haka 0 IFK Mariehamn 1 -0.6
Chance Will Make Playoffs