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*Relegated100.0*Average seed
Rennes 2 Toulouse 1 +8.0
-0.3
Lille 2 Lens 1 -4.0
+0.1
Strasbourg 1 Caen 4 -0.8
PSG 1 Saint-Étienne 1 -0.4
+0.0
Valenciennes 1 Nice 2 -0.3
Monaco 3 Auxerre 0 -0.1
Bordeaux 2 Sochaux 0 -0.1
Week of 5/17100.0*Relegated100.0*Average seed
Toulouse 2 Valenciennes 1 -23.0
+0.5
Lens 2 Bordeaux 2 +6.3
Sochaux 1 PSG 2 +6.0
-0.4
Points
Chance Will Win Championship