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*Serie B100.0*Average seed
Bahia 0 Goias 0 +2.5
-0.1
Bragantino 0 Flamengo 1 -0.4
Botafogo 0 Gremio 0 -0.1
If winner is:HomeDrawAway
Goias vs Botafogo-4.8+2.6Yes
+0.7-0.1-0.7
Vasco da Gama vs Internacional+1.2+0.2-0.8
-0.1-0.0+0.1
Atletico-MG vs Bahia-0.5+0.1+0.9
Palmeiras vs Fortaleza-0.1+0.1+0.1
Sport Recife vs Bragantino+0.1-0.1-0.1
Santos vs Coritiba+0.1+0.0-0.2
If winner is:HomeDrawAway
Week of 2/22100.0*Serie B100.0*Average seed
Vasco da Gama vs GoiasYes+2.8-6.7
-0.4-0.1+0.6
Goias vs Bragantino-5.9+2.4Yes
+0.6-0.1-0.4
Corinthians vs Vasco da Gama-0.8+0.2+1.2
+0.1-0.0-0.1
Bahia vs Santos+0.9+0.0-0.7
Athletico-PR vs Sport Recife-0.7-0.0+0.9
Sport Recife vs Atletico-MG+0.9+0.1-0.5
Fortaleza vs Bahia-0.6+0.1+0.7
Bragantino vs Gremio+0.8-0.1-0.5
Fluminense vs Fortaleza-0.2+0.1+0.1
Atletico-GO vs Coritiba+0.1+0.0-0.2
Coritiba vs Ceara-0.2+0.0+0.1
Botafogo vs Sao Paulo-0.2-0.0+0.1
Ceara vs Botafogo+0.1+0.0-0.2

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
393-0-0NoNo2214428533.5%1,114,978
372-1-0NoNo0640522093.52,326,687
362-0-1NoNo1073161Yes3,946,728
351-2-0NoNo71272Yes1,617,298
341-1-1NoNo46459Yes5,475,364
331-0-2NoNo155728Yes4,623,290
0-3-0NoNo305021Yes373,159
320-2-1NoNo74252Yes1,893,169
310-1-2NoNo3070Yes3,184,329
300-0-3NoNo1783Yes1,785,958
Total:NoNo012633322596.6%26,340,960
Points
Chance Will Win Championship