How are these numbers calculated?

Big Games

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

Week of 5/4100.0*Average seed
Valenciennes 0 Bordeaux 1 +0.6
Reims 1 Evian 0 -0.1
Toulouse 1 Nantes 1 +0.1
Marseille 4 Lyon 2 -0.0
Lorient 1 Ajaccio 0 -0.0
Bastia 1 Lille 1 +0.0
Week of 5/10100.0*Average seed
Ajaccio 2 Reims 1 +0.2
Lyon 0 Lorient 1 -0.1
Bordeaux 1 Marseille 1 -0.0
Guingamp 2 Toulouse 0 +0.0
Week of 5/17100.0*Average seed
Lorient 1 Lille 4 +0.1
Monaco 1 Bordeaux 1 +0.1
Points
Chance Will Win Championship