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 4/3100.0*Lottery seed
Nova Iguacu 1 Volta Redonda 0 +0.3
Bangu 1 Boavista 1 +0.2
Vasco da Gama 2 Friburguense 1 +0.2
Flamengo 1 Duque de Caxias 1 -0.1
Audax Rio 1 Macae 0 +0.1
Vasco da Gama 0 Botafogo 3 -0.1
Botafogo 3 Olaria 0 -0.0
Week of 4/10100.0*Lottery seed
Flamengo 3 Fluminense 1 +0.3
Botafogo 3 Friburguense 1 -0.0
Week of 4/21100.0*Lottery seed
Boavista 1 Resende 3 +1.2
Madureira 1 Vasco da Gama 0 +0.2
Olaria 2 Nova Iguacu 1 +0.2
Duque de Caxias 0 Audax Rio 1 -0.1
Fluminense 2 Bangu 0 -0.1
Macae 3 Flamengo 2 -0.1
Points
Chance Will Make Playoffs