How are these numbers calculated?

Big Games

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

Week of 11/17100.0*Chance wins title100.0*Libertadores100.0*Average seed
Botafogo 1 Internacional 0 -6.0
-0.9
-0.3
Internacional 1 Atletico-MG 2 -3.1
-6.1
-0.4
Palmeiras 4 America-MG 0 -2.9
Parana 1 Palmeiras 1 +1.1
+0.0
Flamengo 2 Gremio 0 -0.8
+2.4
-0.1
Sport Recife 0 Flamengo 1 -0.7
-0.2
-0.2
Vasco da Gama 2 Sao Paulo 0 +4.6
+0.2
Sao Paulo 1 Cruzeiro 0 -1.7
-0.1
Gremio 2 Chapecoense 0 -1.4
-0.1
Week of 11/25100.0*Chance wins title100.0*Libertadores100.0*Average seed
Internacional 2 Fluminense 0 Yes
+0.3
Vitoria 0 Gremio 0 +1.0
+0.1
Cruzeiro 0 Flamengo 2 -0.1
Week of 12/2None

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
68-71NoYes100No8,351,520*
Total:NoYes100No8,351,520

* Row combines multiple less frequent records.

Points
Chance Will Win Championship