How are these numbers calculated?

Big Games

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

Week of 11/23100.0*Serie B100.0*Average seed
Vasco 2 Cruzeiro 1 +5.5
-0.2
Flamengo 1 Corinthians 0 -1.3
+1.0
Bahia 1 Portuguesa 0 +0.3
Santos 1 Fluminense 0 -0.3
Internacional 0 Coritiba 0 +0.1
+0.1
Criciúma 1 Vitória 1 -0.1
+0.1
Week of 11/30100.0*Serie B100.0*Average seed
Fluminense 2 Atlético-MG 2 -1.4
+0.1
Vitória 4 Flamengo 2 -0.5
Cruzeiro 1 Bahia 2 -0.3
Ponte Preta 0 Portuguesa 2 -0.2
Santos 2 Atlético-PR 1 -0.1
Corinthians 0 Internacional 0 -0.0
If winner is:HomeDrawAway
Week of 12/7100.0*Serie B100.0*Average seed
Flamengo vs CruzeiroNo-11.2+19.7
+1.9-0.1-1.2
Atlético-PR vs Vasco-11.9+13.5+19.9
+0.2-0.2-0.5
Bahia vs Fluminense-5.3-5.3+23.1
+0.1+0.1-0.6
Portuguesa vs Grêmio+9.3+5.3-14.2
-0.3-0.0+0.4
São Paulo vs Coritiba-1.6+1.8+1.8
+0.2-0.1-0.4
Botafogo vs Criciúma+0.1+0.1-0.2
Internacional vs Ponte Preta-0.1-0.1+0.2

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
511-0-0NoNo1261253No13,747,052
490-1-0NoNo234327606.8%12,781,742
480-0-1NoNo164633537.719,751,366
Total:NoNo31814202716218.0%46,280,160
Points
Chance Will Win Championship