How are these numbers calculated?

Big Games

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

Week of 11/10100.0*Serie C100.0*Average seed
ABC 3 Criciuma 1 +0.2
Boa Esporte 4 Santa Cruz 2 Yes
+0.1
Guarani 2 CRB 1 Yes
Brasil de Pelotas 3 ABC 0 -0.3
Nautico 1 Londrina 2 +0.1
Santa Cruz 0 Parana 0 +0.0
Criciuma 0 Nautico 0 +0.0
Week of 11/17100.0*Serie C100.0*Average seed
ABC 2 Oeste 0 +0.4
Paysandu 4 Santa Cruz 2 +0.2
Nautico 1 Vila Nova 2 +0.2
If winner is:HomeEmpateAway
Week of 11/25100.0*Serie C100.0*Average seed
Ceara vs ABC-0.4-0.2+0.6
Santa Cruz vs Juventude-0.3-0.1+0.3
Luverdense vs Nautico+0.2+0.2-0.4

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-L-Ewins titleSerie A1234567891011121314151617181920Serie CCount
371-0-0NoNo100Yes6,352,851
350-0-1NoNo384714Yes4,007,073
340-1-0NoNo245324Yes6,353,196
Total:NoNo563112Yes16,713,120
Points
Chance Will Win Championship