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*Relegated100.0*Average seed
Charleroi 4 Lokeren 1 -3.4
+0.1
Cercle Brugge 4 Lokeren 0 -3.3
+0.1
Charleroi 0 Anderlecht 2 -1.2
Week of 3/21100.0*Relegated100.0*Average seed
Lokeren 0 Anderlecht 4 -27.3
+0.3
Roeselare 0 Westerlo 0 +0.4
Points
Chance Will Make Playoffs