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 -4.1
+0.1
Lille 2 Lens 1 -3.7
+0.1
PSG 1 Saint-Étienne 1 +1.2
-0.2
Bordeaux 2 Sochaux 0 -0.4
+0.0
Strasbourg 1 Caen 4 -0.3
Valenciennes 1 Nice 2 +0.2
Week of 5/17100.0*Relegated100.0*Average seed
Sochaux 1 PSG 2 No
+0.8
Toulouse 2 Valenciennes 1 +14.0
-0.3
Lens 2 Bordeaux 2 +10.8
-0.1
Nancy 2 Rennes 3 +0.2
Marseille 4 Strasbourg 3 +0.2
Saint-Étienne 4 Monaco 0 +0.2
Lorient 1 Lille 1 +0.2
Metz 4 Le Mans UC72 3 +0.1
Points
Chance Will Win Championship