How are these numbers calculated?

Big Games

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

Week of 3/22100.0*Chance in playoffs100.0*Average seed
Flamengo 3 Bangu 0 +10.5
+0.3
Nova Iguacu 0 Portuguesa 0 +3.4
+0.1
Boavista 1 Volta Redonda 0 -1.2
Vasco da Gama 1 Madureira 0 +0.6
Week of 3/25100.0*Chance in playoffs100.0*Average seed
Resende 0 Nova Iguacu 1 -2.8
-0.1
Volta Redonda 1 Flamengo 1 -2.0
-0.1
Volta Redonda 2 Nova Iguacu 1 +1.0
+0.1
Portuguesa 2 Madureira 0 +0.1
Week of 3/30100.0*Chance in playoffs100.0*Average seed
Nova Iguacu 0 Vasco da Gama 2 In
+0.2
Fluminense 1 Flamengo 1 -10.6
-0.5
Botafogo 3 Resende 2 -7.4
-0.2
Portuguesa 1 Botafogo 4 -7.2
-0.1
Vasco da Gama 1 Boavista 0 +4.4
+0.1
Points
Chance Will Make Playoffs

Lottery

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

Big Games

Week of 3/22100.0*Lottery seed
Flamengo 3 Bangu 0 -0.4
Nova Iguacu 0 Portuguesa 0 -0.1
Week of 3/25100.0*Lottery seed
Volta Redonda 1 Flamengo 1 +0.2
Volta Redonda 2 Nova Iguacu 1 -0.1
Madureira 2 Fluminense 2 -0.1
Resende 0 Nova Iguacu 1 +0.1
Week of 3/30100.0*Lottery seed
Fluminense 1 Flamengo 1 +0.2
Botafogo 3 Resende 2 +0.2
Portuguesa 1 Botafogo 4 +0.1
Vasco da Gama 1 Boavista 0 -0.0
Nova Iguacu 0 Vasco da Gama 2 -0.0