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 A100.0*Average seed
Mogi Mirim 0 Santa Cruz 3 Yes
+0.4
Parana 0 Bragantino 2 -4.5
-0.1
Nautico 1 Bahia 0 -3.1
CRB 2 Sampaio Correa 1 +1.9
+0.0
Paysandu PA 1 Criciuma 0 -1.7
Vitoria 3 Luverdense 0 -0.2
America MG 1 Ceara 1 +0.1
If winner is:HomeEmpateAway
Week of 11/28100.0*Serie A100.0*Average seed
Santa Cruz vs Vitoria+0.9-0.3-0.7
Botafogo RJ vs America MG+0.3-0.0-0.4

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-L-Ewins titleSerie A1234567891011121314151617181920Serie CCount
671-0-0NoYes919No18,850,950
650-0-1NoYes6832No11,719,018
640-1-0NoYes3268No18,282,992
Total:NoYes353233No48,852,960
Points
Chance Will Win Championship