How are these numbers calculated?

Big Games

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

Week of 5/5100.0*Ligue 2100.0*Average seed
Toulouse 0 Caen 1 +0.1
+0.1
Rennes 1 Montpellier 0 +0.1
-0.7
Lorient 1 Angers 1 +0.1
Lille 0 Metz 2 -0.2
Week of 5/13100.0*Ligue 2100.0*Average seed
Dijon 2 Nancy 0 +0.1
Bastia 2 Lorient 0 No
+0.1
Caen 0 Rennes 1 -0.1
+0.0
Montpellier 1 Lyon 3 +0.1
-0.4
Nice 0 Angers 2 -0.3
Metz 1 Toulouse 1 -0.1
Monaco 4 Lille 0 +0.0
Week of 5/17100.0*Ligue 2100.0*Average seed
Angers 2 Montpellier 0 -0.2
Toulouse 0 Dijon 0 +0.1
Points
Chance Will Win Championship