How are these numbers calculated?

Lottery

We are out of the playoffs. Here are the big games and what ifs for draft seeds.
Although it might be more fun to go down swinging.

Big Games

Week of 4/2100.0*Lottery seed
Nova Iguacu 3 Cabofriense 2 -1.5
Macae 2 Boavista 1 +0.3
Vasco da Gama 4 Bangu 0 -0.1
Botafogo 1 Resende 1 +0.0
Madureira 2 America 0 +0.0
Week of 4/9100.0*Lottery seed
Nova Iguacu 1 Bangu 1 +0.6
Madureira 2 Boavista 1 +0.2
Macae 1 America 1 -0.1
Vasco da Gama 2 Cabofriense 1 -0.1
Week of 4/17100.0*Lottery seed
Fluminense 1 Nova Iguacu 0 +0.8
Bangu 1 Americano 2 -0.3
Flamengo 1 Macae 1 +0.2
Resende 1 Madureira 1 +0.1
America 1 Botafogo 3 -0.0
Cabofriense 1 Volta Redonda 2 -0.0
Boavista 3 Duque de Caxias 0 +0.0
Points
Chance Will Make Playoffs