How are these numbers calculated?

Big Games

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

Week of 3/18100.0*Chance in playoffs100.0*Average seed
Vasco da Gama 1 Madureira 0 +18.8
+0.8
Portuguesa 2 Macae 1 -5.3
-0.2
Volta Redonda 3 Madureira 2 -4.8
-0.2
Boavista 1 Volta Redonda 0 +4.0
+0.1
Vasco da Gama 0 Botafogo 0 -3.8
-0.1
Resende 0 Flamengo 1 +3.7
+0.1
Fluminense 1 Nova Iguacu 3 +2.9
+0.1
Bangu 0 Boavista 0 +1.7
+0.1
Flamengo 3 Bangu 0 +1.1
+0.1
Nova Iguacu 0 Portuguesa 0 +0.5
+0.0
Week of 3/23100.0*Chance in playoffs100.0*Average seed
Botafogo 2 Fluminense 3 -8.3
-0.3
Portuguesa 2 Madureira 0 -8.0
-0.2
Volta Redonda 2 Nova Iguacu 1 -6.8
-0.3
Fluminense 3 Macae 0 -4.9
-0.2
Macae 1 Resende 2 -4.5
-0.1
Resende 0 Boavista 1 +4.0
+0.2
Flamengo 2 Vasco da Gama 2 -2.4
-0.0
Resende 0 Nova Iguacu 1 +0.8
+0.1
Madureira 2 Fluminense 2 +0.4
+0.1
Volta Redonda 1 Flamengo 1 -0.2
-0.0
Bangu 0 Botafogo 2 +0.1
+0.0
Week of 3/30100.0*Chance in playoffs100.0*Average seed
Nova Iguacu 0 Vasco da Gama 2 In
+1.1
Macae 2 Volta Redonda 2 +25.0
+0.4
Vasco da Gama 1 Boavista 0 +21.0
+0.7
Boavista 1 Portuguesa 1 +9.9
+0.2
Portuguesa 1 Botafogo 4 +4.8
+0.1
Fluminense 1 Flamengo 1 +0.1
Points
Chance Will Make Playoffs

Lottery

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

Big Games

Week of 3/18100.0*Lottery seed
Vasco da Gama 1 Madureira 0 -1.5
Vasco da Gama 0 Botafogo 0 +0.2
Bangu 0 Boavista 0 -0.1
Flamengo 3 Bangu 0 -0.0
Nova Iguacu 0 Portuguesa 0 -0.0
Volta Redonda 3 Madureira 2 +0.0
Portuguesa 2 Macae 1 +0.0
Resende 0 Flamengo 1 -0.0
Boavista 1 Volta Redonda 0 +0.0
Week of 3/23100.0*Lottery seed
Botafogo 2 Fluminense 3 +0.1
Volta Redonda 2 Nova Iguacu 1 +0.1
Portuguesa 2 Madureira 0 +0.1
Bangu 0 Botafogo 2 +0.1
Fluminense 3 Macae 0 +0.1
Madureira 2 Fluminense 2 -0.1
Resende 0 Nova Iguacu 1 +0.0
Flamengo 2 Vasco da Gama 2 +0.0
Macae 1 Resende 2 -0.0
Resende 0 Boavista 1 -0.0
Volta Redonda 1 Flamengo 1 +0.0
Week of 3/30100.0*Lottery seed
Nova Iguacu 0 Vasco da Gama 2 -2.5
Vasco da Gama 1 Boavista 0 -1.5
Boavista 1 Portuguesa 1 -0.5
Macae 2 Volta Redonda 2 -0.4
Botafogo 3 Resende 2 +0.1
Fluminense 1 Flamengo 1 -0.1
Portuguesa 1 Botafogo 4 +0.0
Bangu 2 Macae 0 +0.0