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
Botafogo 0 Gremio 0 +1.3
-0.0
Bahia 0 Goias 0 -0.2
Internacional 0 Sport Recife 0 +0.2
Bragantino 0 Flamengo 1 -0.1
Coritiba 0 Palmeiras 0 +0.0
If winner is:HomeDrawAway
Goias vs Botafogo+2.2+1.6-3.3
-0.6-0.1+0.7
Atletico-MG vs Bahia-0.6+0.3+0.9
Sport Recife vs Bragantino+0.7+0.1-0.8
Vasco da Gama vs Internacional+0.8+0.3-0.6
Palmeiras vs Fortaleza-0.1+0.0+0.1
Santos vs Coritiba-0.0-0.0+0.1
+0.1+0.0-0.3
If winner is:HomeDrawAway
Week of 2/22100.0*Serie B100.0*Average seed
Botafogo vs Sao Paulo-7.1+0.9+2.0
+0.7-0.0-0.2
Ceara vs Botafogo+2.1+1.4-4.6
-0.3-0.1+0.6
Vasco da Gama vs Goias+0.7+0.0-1.0
+0.1-0.0-0.1
Bahia vs Santos+0.9+0.2-0.8
Athletico-PR vs Sport Recife-0.7+0.2+0.8
Sport Recife vs Atletico-MG+0.8+0.3-0.6
Corinthians vs Vasco da Gama-0.6+0.3+0.8
Fortaleza vs Bahia-0.7+0.2+0.7
Goias vs Bragantino-0.2-0.1+0.2
-0.2-0.0+0.1
Bragantino vs Gremio+0.2-0.0-0.1
Fluminense vs Fortaleza-0.1+0.0+0.1
Atletico-GO vs Coritiba+0.1+0.0-0.3
Coritiba vs Ceara-0.2+0.0+0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
403-0-0NoNo03224028734.9%545,224
382-1-0NoNo1114047187.71,484,935
372-0-1NoNo0219745098.33,027,641
361-2-0NoNo82171Yes1,310,876
351-1-1NoNo59365Yes5,243,801
341-0-2NoNo355213Yes5,176,618
0-3-0NoNo345313Yes372,908
330-2-1NoNo165330Yes2,197,697
320-1-2NoNo33959Yes4,256,876
310-0-3NoNo2872Yes2,724,384
Total:NoNo0012536332397.8%26,340,960
Points
Chance Will Win Championship