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 2/20100.0*Lottery seed
Portuguesa 3 Bonsucesso 1 +1.0
Macae 2 Bonsucesso 2 +0.4
Tigres do Brasil 0 Vasco da Gama 2 -0.1
Cabofriense 0 Flamengo 1 -0.1
Botafogo 2 Cabofriense 1 -0.1
Madureira 1 Macae 0 -0.1
Tigres do Brasil 1 Resende 1 -0.1
Vasco da Gama 2 Friburguense 2 +0.0
Bangu 1 Volta Redonda 1 -0.0
Boavista 1 Volta Redonda 1 -0.0
Week of 2/27100.0*Lottery seed
Bonsucesso 1 Boavista 2 +0.3
Cabofriense 2 Tigres do Brasil 0 -0.2
Week of 3/5100.0*Lottery seed
Bonsucesso 1 Vasco da Gama 3 +0.3
Macae 0 Tigres do Brasil 1 +0.2
Points
Chance Will Make Playoffs