How are these numbers calculated?

Big Games

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

Week of 5/23100.0*Average seed
Rennes 3 Lorient 1 +0.2
Le Havre 0 Lille 1 -0.2
Nice 0 Toulouse 2 -0.1
Week of 5/30100.0*Average seed
Marseille 4 Rennes 0 -0.3
PSG 0 Monaco 0 +0.1
Lille 3 Nancy 2 -0.1
Toulouse 0 Lyon 0 -0.1
Points
Chance Will Win Championship