How are these numbers calculated?

Big Games

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

Week of 3/31100.0*Chance in playoffs100.0*Average seed
Flamengo 2 Bangu 1 -15.7
-0.4
Macae 1 Vasco da Gama 4 -5.0
-0.2
Duque de Caxias 2 Bonsucesso 1 -2.9
-0.1
Nova Iguacu 0 Volta Redonda 0 +2.4
+0.1
Fluminense 1 Botafogo 1 +0.9
+0.0
Friburguense 1 Madureira 1 +0.9
+0.0
Resende 2 Americano 1 +0.8
+0.0
Boavista 1 Olaria 2 +0.3
Week of 4/7100.0*Chance in playoffs100.0*Average seed
Bangu 1 Macae 0 +30.7
+0.8
Madureira 1 Fluminense 2 -9.6
-0.2
Olaria 0 Duque de Caxias 0 +4.6
+0.1
Volta Redonda 1 Resende 1 +2.5
+0.0
Vasco da Gama 1 Flamengo 2 +2.3
+0.1
Week of 4/15100.0*Chance in playoffs100.0*Average seed
Fluminense 5 Olaria 1 -27.6
-0.4
Resende 0 Bangu 3 In
+0.8
Nova Iguacu 1 Vasco da Gama 3 -8.9
-0.2
Points
Chance Will Make Playoffs

Lottery

Why are you looking down here? We just made the playoffs!

Big Games

Week of 3/31100.0*Lottery seed
Flamengo 2 Bangu 1 +1.2
Macae 1 Vasco da Gama 4 +0.5
Nova Iguacu 0 Volta Redonda 0 -0.2
Duque de Caxias 2 Bonsucesso 1 +0.1
Friburguense 1 Madureira 1 -0.1
Resende 2 Americano 1 -0.0
Fluminense 1 Botafogo 1 -0.0
Week of 4/7100.0*Lottery seed
Bangu 1 Macae 0 -2.3
Madureira 1 Fluminense 2 +0.4
Vasco da Gama 1 Flamengo 2 -0.3
Olaria 0 Duque de Caxias 0 -0.2
Volta Redonda 1 Resende 1 -0.1
Week of 4/15100.0*Lottery seed
Resende 0 Bangu 3 -1.7
Fluminense 5 Olaria 1 +1.0
Nova Iguacu 1 Vasco da Gama 3 +0.5