How are these numbers calculated?

Big Games

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

Week of 2/14100.0*Libertadores100.0*Average seed
Botafogo 0 Gremio 0 -2.4
-0.2
Atletico-GO 0 Santos 0 +1.5
+0.0
Corinthians 0 Athletico-PR 0 +0.9
Fluminense 0 Atletico-MG 0 +0.9
Coritiba 0 Palmeiras 0 +0.5
+0.1
Sao Paulo 0 Ceara 0 +0.1
Internacional 0 Sport Recife 0 +0.1
If winner is:HomeDrawAway
Gremio vs Sao Paulo+7.8+2.5-7.2
+0.6-0.1-0.4
Santos vs Coritiba-2.6+2.1+3.3
Ceara vs Fluminense+2.4+1.3-3.1
Flamengo vs Corinthians+1.0+0.3-3.2
+0.0+0.0-0.1
Palmeiras vs Fortaleza-1.2+0.1+1.8
-0.2+0.1+0.2
Vasco da Gama vs Internacional+0.3-0.1-0.1
+0.2+0.0-0.1
Atletico-MG vs Bahia-0.0+0.0+0.1
If winner is:HomeDrawAway
Week of 2/22100.0*Libertadores100.0*Average seed
Gremio vs Athletico-PR+7.3+0.2-12.0
+0.5-0.2-0.6
Bragantino vs Gremio-11.7+0.4+7.4
-0.6-0.2+0.5
Bahia vs Santos+3.2+1.9-3.4
+0.0+0.0-0.1
Santos vs Fluminense-1.7+3.3-0.4
Fluminense vs Fortaleza-2.5+1.5+2.4
Palmeiras vs Atletico-GO-1.2+0.1+1.7
-0.2+0.1+0.2
Internacional vs Corinthians+1.0+0.5-1.8
-0.1+0.0+0.1
Atletico-MG vs Palmeiras+1.2-0.3-1.3
+0.1+0.0-0.2
Corinthians vs Vasco da Gama-1.1+0.8+1.1
Flamengo vs Internacional+0.1-0.1-0.1
+0.1-0.0-0.2
Sport Recife vs Atletico-MG+0.1+0.0-0.0

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
623-0-0NoYes38549No1,844,139
602-1-0NoYes655372No3,295,670
592-0-1NoYes2335510No4,790,479
581-2-0NoYes0135729No1,935,543
571-1-1NoYes85339No5,521,021
561-0-2No88.9%12959110No3,850,322
0-3-0No88.912959110No373,387
550-2-1No85.51571140No1,572,633
540-1-2No58.86523740No2,170,330
530-0-3No27.812749213No987,436
Total:No91.3%4193731710No26,340,960
Points
Chance Will Win Championship