How are these numbers calculated?

Big Games

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

Week of 3/6100.0*Chance in playoffs100.0*Average seed
Cercle Brugge 4 Lokeren 0 -0.1
-0.2
Germinal 1 Zulte Waregem 1 +0.0
Mechelen 2 Genk 1 +0.9
Week of 3/21100.0*Chance in playoffs100.0*Average seed
Mechelen 2 Zulte Waregem 1 +0.6
Cercle Brugge 3 St. Truiden 1 -0.3
Germinal 1 Club Brugge 4 +0.2
Points
Chance Will Make Playoffs