How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Serie B100.0*Average seed
Coritiba 1 Santos 0 -28.6
+0.8
Fluminense 3 Avaí 1 -8.0
+0.1
Joinville 1 Vasco da Gama 2 +1.7
-0.1
Figueirense 0 Chapecoense 0 -1.2
+0.0
Atlético-MG 2 Goiás 2 -0.5
Week of 11/28100.0*Serie B100.0*Average seed
Palmeiras 0 Coritiba 2 -25.2
+0.7
Avaí 1 Ponte Preta 0 +11.9
-0.3
Vasco da Gama 1 Santos 0 +5.3
-0.1
São Paulo 3 Figueirense 2 -3.5
+0.2
Chapecoense 1 Goiás 3 +2.0
-0.1
If winner is:HomeEmpateAway
Week of 12/6100.0*Serie B100.0*Average seed
Coritiba vs Vasco da GamaNoNo+6.6
+0.2+0.1-0.3
Corinthians vs Avaí-1.3-1.3+7.5
+0.1+0.1-0.5
Figueirense vs Fluminense+4.7-2.5-2.5
-0.1+0.1+0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-L-Ewins titleLibertadores1234567891011121314151617181920Serie BCount
461-0-0NoNo100No17,610,137
440-0-1NoNo8515No10,263,964
430-1-0NoNo58329110.1%14,546,859
Total:NoNo8215303.5%42,420,960
Points
Chance Will Win Championship