How are these numbers calculated?

Big Games

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

Week of 11/22100.0*Serie B100.0*Average seed
Figueirense 2 Vitória 0 No
+0.9
Chapecoense 2 Botafogo 0 +0.1
-0.1
Coritiba 2 Palmeiras 0 +0.1
+0.0
Cruzeiro 2 Goiás 1 +0.1
Bahia 1 Atlético-PR 2 -0.1
Santos 0 São Paulo 1 +0.1
Flamengo 1 Criciúma 1 +0.0
Week of 11/29100.0*Serie B100.0*Average seed
São Paulo 1 Figueirense 1 -0.4
Santos 2 Botafogo 0 -0.2
Flamengo 4 Vitória 0 -0.2
Atlético-PR 1 Goiás 0 +0.1
Criciúma 2 Sport Recife 2 +0.1
Chapecoense 1 Cruzeiro 1 +0.1
If winner is:HomeEmpateAway
Week of 12/6100.0*Serie B100.0*Average seed
Figueirense vs Internacional+0.6-0.1-0.5
Goiás vs Chapecoense-0.2+0.1+0.1
Sport Recife vs São Paulo-0.2+0.1+0.1
Vitória vs Santos+0.1-0.0-0.0

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-L-Ewins titleLibertadores1234567891011121314151617181920Serie BCount
501-0-0NoNo66133No5,112,765
480-0-1NoNo100No3,905,613
470-1-0NoNo6436No5,121,942
Total:NoNo2226313No14,140,320
Points
Chance Will Win Championship