How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Serie B100.0*Average seed
Vitoria 2 Barueri 1 -2.3
+1.3
Sport Recife 0 Fluminense 3 +1.6
-0.1
Botafogo 3 Sao Paulo 2 +1.2
-0.1
Santos 4 Coritiba 0 -0.3
-0.0
Santo Andre 4 Avai 2 +0.2
Corinthians 2 Nautico 3 +0.2
+0.1
Atletico-PR 1 Cruzeiro 1 +0.1
Flamengo 0 Goias 0 -0.0
Week of 11/29100.0*Serie B100.0*Average seed
Fluminense 4 Vitoria 0 +0.2
-1.2
Atletico-PR 2 Botafogo 0 No
-0.1
Cruzeiro 4 Coritiba 1 No
+0.1
Gremio 4 Barueri 2 +0.2
Corinthians 0 Flamengo 2 +0.2
Goias 4 Sao Paulo 2 -0.1
Avai 2 Santos 2 +0.0
If winner is:HomeDrawAway
Week of 12/5100.0*Serie B100.0*Average seed
Vitoria vs Goias+1.7-0.1-1.6
Coritiba vs Fluminense-0.1+0.2-0.1
Atletico-MG vs Corinthians+0.1+0.1-0.2
Santos vs Cruzeiro-0.2+0.1+0.1
Barueri vs Atletico-PR-0.0+0.1-0.0

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 titleLibetadores1234567891011121314151617181920Serie BCount
501-0-0NoNo2144296No5,322,180
480-1-0NoNo100No4,137,987
470-0-1NoNo84052No5,323,353
Total:NoNo71611331419No14,783,520
Points
Chance Will Win Championship