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*Serie B100.0*Average seed
Sport Recife 1 Bahia 0 +3.0
-0.1
Atletico-MG 3 Coritiba 0 -0.8
+0.1
Vitoria 1 Cruzeiro 1 +0.3
-0.0
Atletico-GO 1 Chapecoense 1 -0.1
Week of 11/25100.0*Serie B100.0*Average seed
Ponte Preta 2 Vitoria 3 -40.4
+1.2
Fluminense 1 Sport Recife 2 +8.5
-0.3
Avai 1 Atletico-PR 0 +4.3
-0.3
Coritiba 1 Sao Paulo 2 -3.4
+0.1
If winner is:HomeDrawAway
Week of 12/3100.0*Serie B100.0*Average seed
Sport Recife vs Corinthians+26.0-2.3-9.4
-0.5+0.1+0.2
Vitoria vs FlamengoNo-1.9+15.5
+0.9-0.1-0.6
Santos vs Avai-8.3-8.3+25.2
+0.2+0.2-0.5
Chapecoense vs Coritiba-8.7+2.0+10.7
+0.3-0.0-0.4
Atletico-GO vs Fluminense+0.2-0.1-0.1

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
461-0-0NoNo29647No15,989,767
440-1-0NoNo404315216.6%11,665,228
430-0-1NoNo184829534.120,554,765
Total:NoNo10393316318.6%48,209,760
Points
Chance Will Win Championship