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
Fiorentina 3 Lazio 2 -0.2
Internazionale 1 Sassuolo 2 +0.1
Week of 5/21100.0*Average seed
Milan 3 Bologna 0 +0.2
Napoli 4 Fiorentina 1 +0.1
Lazio 1 Internazionale 3 -0.1
Week of 5/28None

What If

Chances based on how well the Milan finish out the regular season.   Explain

If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleUEFA CL1234567891011121314151617181920Serie BCount

* Row combines multiple less frequent records.

Chance Will Win Championship