How are these numbers calculated?

Big Games

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

Week of 11/19100.0*Chance wins title100.0*Average seed
Palmeiras 1 Botafogo 0 -4.8
-0.1
Flamengo 2 Coritiba 2 -3.7
-0.1
Cruzeiro 2 Santos 2 +0.6
+0.1
Santa Cruz 3 Atlético-MG 3 +0.0
Week of 11/26100.0*Chance wins title100.0*Average seed
Flamengo 2 Santos 0 +0.5
Atlético-MG 1 São Paulo 2 +0.0
If winner is:HomeEmpateAway
Week of 12/4100.0*Chance wins title100.0*Average seed
Santos vs América-MG-0.4+0.2+0.2
Atlético-PR vs Flamengo-0.1-0.1+0.2

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-L-Ewins titleLibertadores1234567891011121314151617181920Serie BCount
731-0-0NoYes100No5,847,458
710-0-1NoYes6238No3,733,578
700-1-0NoYes6238No5,845,684
Total:NoYes7624No15,426,720
Points
Chance Will Win Championship