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
Fortaleza 0 Vasco da Gama 0 -1.4
-0.2
Bahia 0 Goias 0 -0.5
+0.1
Bragantino 0 Flamengo 1 -0.4
+0.1
Botafogo 0 Gremio 0 -0.1
Internacional 0 Sport Recife 0 +0.0
If winner is:HomeDrawAway
Palmeiras vs Fortaleza+4.4-2.5-5.2
-0.7-0.0+1.2
Vasco da Gama vs Internacional+2.6-0.2-1.3
-0.2+0.0+0.1
Sport Recife vs Bragantino+1.5-0.4-1.3
+0.0+0.1-0.1
Atletico-MG vs Bahia-0.6+0.2+1.2
+0.1+0.0-0.2
Goias vs Botafogo+0.1-0.3+0.1
If winner is:HomeDrawAway
Week of 2/22100.0*Serie B100.0*Average seed
Fortaleza vs Bahia-5.3-2.9+8.6
+1.1-0.2-1.1
Fluminense vs Fortaleza+5.0-2.3-5.2
-0.8-0.1+1.1
Athletico-PR vs Sport Recife-1.9-0.6+2.8
-0.0+0.1-0.0
Sport Recife vs Atletico-MG+3.0-0.2-1.5
-0.2+0.0+0.1
Corinthians vs Vasco da Gama-1.4-0.3+2.5
+0.1+0.0-0.2
Vasco da Gama vs Goias+2.1-1.3-1.9
-0.1+0.1+0.1
Goias vs Bragantino-1.2-0.2+1.0
+0.2+0.1-0.2
Bragantino vs Gremio+1.2+0.3-0.9
-0.2+0.0+0.1
Bahia vs Santos+1.1+0.0-0.9
-0.2+0.0+0.1
Botafogo vs Sao Paulo+0.6-0.1-0.1
Ceara vs Botafogo-0.1-0.1+0.3
Atletico-GO vs Coritiba-0.1+0.0+0.2
Gremio vs Athletico-PR+0.1-0.0-0.1
Palmeiras vs Atletico-GO+0.1-0.0-0.1
Coritiba vs Ceara+0.1+0.0-0.0

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
483-0-0NoNo115453270No980,273
462-1-0NoNo63549100No2,153,016
452-0-1NoNo1154832500No3,815,492
441-2-0NoNo0227511910No1,565,289
431-1-1NoNo01347336000.0%5,487,351
421-0-2NoNo1204328700.54,778,467
0-3-0NoNo0215024400.2372,514
410-2-1NoNo638391521.91,945,285
400-1-2NoNo112363813013.53,344,741
390-0-3NoNo0104345247.31,898,532
Total:NoNo01261623221510505.4%26,340,960
Points
Chance Will Win Championship