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
Germinal 1 Zulte Waregem 1 -1.8
-0.1
Week of 3/21100.0*Chance in playoffs100.0*Average seed
Mechelen 2 Zulte Waregem 1 -25.4
-0.7
Standard Liège 0 Gent 2 In
+0.2
Cercle Brugge 3 St. Truiden 1 +2.3
+0.2
Points  (Full Screen)
Chance Will Make Playoffs  (Full Screen)