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*Libertadores100.0*Average seed
Atlético-PR 6 Náutico 1 +8.8
+0.4
Atlético-MG 4 Goiás 1 +3.0
+0.1
Criciúma 1 Vitória 1 +0.8
+0.0
Ponte Preta 1 Grêmio 1 +0.6
+0.1
São Paulo 1 Botafogo 1 +0.1
+0.0
Week of 11/30100.0*Libertadores100.0*Average seed
Santos 2 Atlético-PR 1 -4.6
-0.5
Coritiba 2 Botafogo 1 +2.6
+0.1
Grêmio 1 Goiás 0 +0.7
-0.1
Fluminense 2 Atlético-MG 2 +0.5
Vitória 4 Flamengo 2 -0.2
If winner is:HomeDrawAway
Week of 12/7100.0*Libertadores100.0*Average seed
Atlético-PR vs VascoYesYes-30.0
+0.4-0.1-1.2
Goiás vs Santos-3.9+4.5+4.5
-0.1+0.1+0.1
Botafogo vs Criciúma-3.7+4.5+4.5
-0.1+0.1+0.1
Atlético-MG vs Vitória+0.9+0.9-3.0
+0.0+0.0-0.1
Portuguesa vs Grêmio+0.4-0.2-0.2

What If

Chances based on how well the Atlético-PR finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
641-0-0NoYes3862No26,339,013
620-1-0NoYes8614No12,780,857
610-0-1No64.6%1846323No7,160,290
Total:No94.5%21621151No46,280,160
Points
Chance Will Win Championship