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
Coritiba 2 Palmeiras 0 +12.6
-0.6
Figueirense 2 Vitória 0 -3.9
+0.1
Chapecoense 2 Botafogo 0 +3.3
-0.1
Bahia 1 Atlético-PR 2 -1.1
Week of 11/29100.0*Serie B100.0*Average seed
Flamengo 4 Vitória 0 -7.7
+0.1
Internacional 3 Palmeiras 1 +5.7
-0.2
Bahia 1 Grêmio 0 +2.4
Santos 2 Botafogo 0 -0.9
+0.0
Atlético-MG 1 Coritiba 2 -0.1
Chapecoense 1 Cruzeiro 1 -0.1
If winner is:HomeEmpateAway
Week of 12/6100.0*Serie B100.0*Average seed
Vitória vs Santos+32.0-22.5-22.5
-0.4+0.3+0.3
Palmeiras vs Atlético-PRNo+12.2+23.8
+0.3-0.1-0.3
Coritiba vs Bahia-3.9-3.8+15.8
+0.1+0.1-0.3

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-L-Ewins titleLibertadores1234567891011121314151617181920Serie BCount
421-0-0NoNo100No16,535,927
400-0-1NoNo594141.3%11,715,307
390-1-0NoNo4745852.814,169,726
Total:NoNo7126329.0%42,420,960
Points
Chance Will Win Championship