How are these numbers calculated?

Big Games

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

Week of 11/20100.0*Libertadores100.0*Serie B100.0*Average seed
Ceara 2 Corinthians 1 +18.4
No
+1.2
Atletico-GO 1 Ceara 1 -5.6
-0.2
-0.3
Internacional 1 Flamengo 2 +1.8
+0.1
Sao Paulo 0 Athletico-PR 0 +1.2
+0.1
Fortaleza 1 Palmeiras 0 -1.0
-0.1
Santos 2 Fortaleza 0 -0.7
-0.1
Bahia 0 Cuiaba 0 +0.4
+0.1
Atletico-GO 1 Juventude 1 +0.4
+0.1
Fluminense 1 Internacional 0 +0.4
Fluminense 2 America-MG 0 -0.3
Corinthians 2 Santos 0 +0.2
+0.1
Atletico-MG 2 Juventude 0 +0.2
-0.0
+0.0
Week of 11/27100.0*Libertadores100.0*Serie B100.0*Average seed
Flamengo 2 Ceara 1 -14.6
-0.7
Internacional 1 Santos 1 +4.4
+0.1
America-MG 3 Chapecoense 0 -3.4
-0.1
Gremio 3 Sao Paulo 0 +2.0
+0.1
Cuiaba 1 Palmeiras 3 +1.1
+0.1
Sao Paulo 2 Sport Recife 0 -1.0
-0.1
Atletico-MG 2 Fluminense 1 +1.0
+0.1
Chapecoense 0 Atletico-GO 1 -0.8
-0.1
Atletico-GO 2 Bahia 1 -0.6
Corinthians 1 Athletico-PR 0 +0.4
+0.0
Athletico-PR 1 Cuiaba 0 +0.2
+0.0
Bragantino 1 America-MG 1 +0.1
Juventude 1 Bragantino 0 +0.1
Fortaleza 1 Juventude 0 +0.1
+0.0
Bahia 2 Atletico-MG 3 *No
Week of 12/5100.0*Libertadores100.0*Serie B100.0*Average seed
Palmeiras 1 Ceara 0 No
-1.1
Ceara 0 America-MG 0 -13.6
-0.3
Atletico-GO 2 Flamengo 0 -11.0
-0.3
America-MG 2 Sao Paulo 0 -9.5
Fluminense 3 Chapecoense 0 -5.1
-0.1
Bahia 2 Fluminense 0 +2.6
+0.1
Sao Paulo 3 Juventude 1 -0.9
-0.1
Flamengo 0 Santos 1 -0.3
-0.3
Athletico-PR 0 Palmeiras 0 +0.1
+0.1
Internacional 1 Atletico-GO 2 -0.1
Bragantino 1 Internacional 0 +0.2
Santos 1 Cuiaba 1 -0.1

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

Points
Chance Will Win Championship