How are these numbers calculated?

Big Games

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

Week of 1/16100.0*Serie C100.0*Average seed
Parana 0 Cuiaba 2 +10.7
-0.4
CRB 5 Figueirense 1 -3.9
+0.1
Guarani 1 Vitoria 2 +3.7
-0.1
Nautico 4 Oeste 1 +3.2
-0.1
Ponte Preta 2 Nautico 0 -2.6
+0.1
Botafogo-SP 1 CSA 3 -0.7
+0.1
Oeste 0 Confianca 1 +0.4
Vitoria 0 Chapecoense 0 +0.4
-0.0
If winner is:HomeDrawAway
Week of 1/24100.0*Serie C100.0*Average seed
Oeste vs ParanaYesYes-4.1
-0.4-0.2+0.4
Cruzeiro vs Nautico-2.1+1.9+1.9
Vitoria vs Botafogo-SP+1.1+1.1-2.5
+0.1+0.1-0.2
Juventude vs Figueirense-0.8+0.3+1.2
+0.1-0.1-0.2

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleSerie A1234567891011121314151617181920Serie CCount
422-0-0NoNo223601574.7%3,282,316,453
401-1-0NoNo41544Yes4,535,415,194
391-0-1NoNo20737Yes7,808,941,775
380-2-0NoNo7723Yes1,501,810,718
370-1-1NoNo5248Yes4,979,212,263
360-0-2NoNo4951Yes3,985,082,957
Total:NoNo0321552196.8%26,092,779,360
Points
Chance Will Win Championship