How are these numbers calculated?

Big Games

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

Week of 11/19100.0*Libertadores100.0*Average seed
Atletico-MG 3 Coritiba 0 +5.1
+1.3
Flamengo 3 Corinthians 0 -1.5
-0.1
Sport Recife 1 Bahia 0 +1.2
+0.1
Atletico-PR 3 Vasco da Gama 1 +0.9
-0.1
Sao Paulo 0 Botafogo 0 +0.9
+0.1
Atletico-GO 1 Chapecoense 1 +0.4
+0.1
Fluminense 2 Ponte Preta 0 -0.1
If winner is:HomeDrawAway
Week of 11/25100.0*Libertadores100.0*Average seed
Corinthians vs Atletico-MG-10.4-4.5+27.1
-0.8-0.1+1.8
Palmeiras vs Botafogo+4.3+0.0-6.0
+0.1-0.0-0.2
Flamengo vs Santos-2.1-0.8+2.4
-0.1-0.0+0.1
Cruzeiro vs Vasco da Gama+1.8*+0.0-2.4
+0.2-0.0-0.2
Bahia vs Chapecoense-0.9+2.2-0.5
-0.1+0.2-0.0
Avai vs Atletico-PR+0.9+0.9-1.3
+0.2+0.1-0.3
Coritiba vs Sao Paulo+0.1+0.0-0.1
Fluminense vs Sport Recife-0.1+0.1+0.1

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
562-0-0No90.6%3404890No567,600,310
541-1-0No28.6425432450No994,005,720
531-0-1No10.21103438152No1,979,335,976
520-2-0NoNo320412871No425,723,183
510-1-1NoNo0625392450No1,672,366,107
500-0-2NoNo01123538121No1,629,810,304
Total:No13.8%0410161716191540No7,268,841,600
Points
Chance Will Win Championship