How are these numbers calculated?

Big Games

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

Week of 5/2100.0*Average seed
Westerlo 1 Lokeren 2 +0.3
Zulte Waregem 2 Genk 2 -0.1
Roeselare 2 Mouscron 1 +0.1
Germinal 4 Mechelen 3 +0.0
Gent 2 Charleroi 1 -0.0
Week of 5/9100.0*Average seed
Genk 0 Standard Liège 2 -0.6
Brussels 1 Zulte Waregem 2 -0.4
Club Brugge 4 Westerlo 0 +0.2
Charleroi 1 Cercle Brugge 3 +0.1
Points
Chance Will Win Championship