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
Vitoria 1 Atletico-PR 2 +17.3
-0.8
Cruzeiro 3 Vitoria 0 +17.0
-0.8
Palmeiras 4 America-MG 0 -3.0
+0.1
Sport Recife 0 Flamengo 1 -2.8
+0.1
Gremio 2 Chapecoense 0 -2.7
+0.1
America-MG 2 Santos 1 +2.6
-0.2
Ceara 1 Parana 0 +2.5
-0.1
Vasco da Gama 2 Sao Paulo 0 +2.4
-0.1
Corinthians 1 Vasco da Gama 0 -1.4
+0.0
Chapecoense 2 Sport Recife 1 +0.7
-0.1
Bahia 2 Fluminense 0 -0.4
Atletico-PR 1 Corinthians 0 -0.1
Week of 11/25100.0*Serie B100.0*Average seed
Vitoria 0 Gremio 0 +6.3
-0.3
Vasco da Gama 0 Palmeiras 1 -1.7
America-MG 1 Bahia 0 +1.7
-0.2
Corinthians 0 Chapecoense 0 -1.4
Internacional 2 Fluminense 0 -1.3
Atletico-PR 2 Ceara 2 +1.1
Sao Paulo 0 Sport Recife 0 +0.1
Week of 12/2100.0*Serie B100.0*Average seed
Fluminense 0 America-MG 1 -0.1
If winner is:HomeDrawAway
Palmeiras vs Vitoria-0.2-0.2+0.3
Sport Recife vs Santos-0.2+0.1+0.2

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
401-0-0NoNo5545Yes3,165,018
37-38NoNo100Yes5,186,502*
Total:NoNo2179Yes8,351,520

* Row combines multiple less frequent records.

Points
Chance Will Win Championship