How are these numbers calculated?

Big Games

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

Week of 5/10100.0*Average seed
Metz 1 Lorient 2 -0.1
Monaco 3 Auxerre 0 -0.1
Valenciennes 1 Nice 2 -1.1
Strasbourg 1 Caen 4 -0.2
Bordeaux 2 Sochaux 0 +0.1
Week of 5/17100.0*Average seed
Toulouse 2 Valenciennes 1 -0.5
Sochaux 1 PSG 2 +0.3
Auxerre 1 Lyon 3 +0.2
Saint-Étienne 4 Monaco 0 +0.1
Points
Chance Will Win Championship