How are these numbers calculated?

Big Games

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

Week of 5/14100.0*Average seed
Torino 0 Napoli 5 -0.1
Sampdoria 1 Chievo 1 +0.0
Week of 5/21100.0*Average seed
Genoa 2 Torino 1 -0.1
Udinese 1 Sampdoria 1 +0.0
Week of 5/28100.0*Average seed
Sampdoria 2 Napoli 4 +0.1
Torino 5 Sassuolo 3 +0.1
Points
Chance Will Win Championship