How are these numbers calculated?

Big Games

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

Week of 11/22100.0*Chance wins title100.0*Libertadores100.0*Average seed
Santos 0 São Paulo 1 +2.0
Yes
+0.3
Cruzeiro 2 Goiás 1 No
Internacional 2 Atlético-MG 1 -0.2
Sport Recife 2 Fluminense 2 +0.1
Corinthians 1 Grêmio 0 -0.1
Week of 11/29100.0*Chance wins title100.0*Libertadores100.0*Average seed
Fluminense 5 Corinthians 2 +0.1
São Paulo 1 Figueirense 1 +0.0
Week of 12/6None

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-L-Ewins titleLibertadores1234567891011121314151617181920Serie BCount
70-73NoYes100No14,140,320*
Total:NoYes100No14,140,320

* Row combines multiple less frequent records.

Points
Chance Will Win Championship