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*Serie B100.0*Average seed
Palmeiras 4 America-MG 0 +19.9
-0.9
America-MG 2 Santos 1 -16.4
+0.8
Vasco da Gama 2 Sao Paulo 0 +4.5
-0.1
Ceara 1 Parana 0 +4.5
-0.1
Gremio 2 Chapecoense 0 -3.5
+0.2
Cruzeiro 3 Vitoria 0 -3.0
+0.2
Vitoria 1 Atletico-PR 2 -1.7
+0.1
Sport Recife 0 Flamengo 1 -1.7
+0.1
Chapecoense 2 Sport Recife 1 +1.6
-0.1
Corinthians 1 Vasco da Gama 0 -0.6
Bahia 2 Fluminense 0 -0.3
Atletico-PR 1 Corinthians 0 -0.2
Week of 11/25100.0*Serie B100.0*Average seed
America-MG 1 Bahia 0 -22.9
+1.0
Sao Paulo 0 Sport Recife 0 -2.2
+0.2
Corinthians 0 Chapecoense 0 +1.2
-0.1
Internacional 2 Fluminense 0 -0.8
+0.1
Vasco da Gama 0 Palmeiras 1 -0.5
Vitoria 0 Gremio 0 -0.5
+0.1
Atletico-PR 2 Ceara 2 -0.2
Week of 12/2100.0*Serie B100.0*Average seed
Fluminense 0 America-MG 1 No
+1.9
Chapecoense 1 Sao Paulo 0 +5.7
-0.3

What If

Chances based on how well the America-MG finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
430-0-0NoNo100No8,351,520
Total:NoNo100No8,351,520
Points
Chance Will Win Championship