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 +6.7
-0.2
Lorient 1 Angers 1 +5.2
-0.3
Guingamp 4 Dijon 0 -5.1
+0.2
PSG 5 Bastia 0 -4.4
+0.1
Nancy 0 Monaco 3 -4.1
+0.2
Lille 0 Metz 2 +0.1
-0.1
Week of 5/13100.0*Ligue 2100.0*Average seed
Bastia 2 Lorient 0 +32.7
-1.0
Dijon 2 Nancy 0 +6.1
-0.1
Caen 0 Rennes 1 -6.0
+0.2
Montpellier 1 Lyon 3 -0.2
+0.1
Week of 5/17100.0*Ligue 2100.0*Average seed
Lorient 1 Bordeaux 1 +18.3
-0.1
Marseille 1 Bastia 0 -10.3
+0.4
Toulouse 0 Dijon 0 -5.2
+0.1
PSG 1 Caen 1 -1.6
+0.0
Nancy 3 Saint-Étienne 1 -0.2
Points
Chance Will Win Championship