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 +0.3
Macae 2 Bonsucesso 2 +0.1
Tigres do Brasil 0 Vasco da Gama 2 -0.0
Tigres do Brasil 1 Resende 1 +0.0
Week of 2/27100.0*Lottery seed
Cabofriense 2 Tigres do Brasil 0 -0.2
Bonsucesso 1 Boavista 2 +0.1
Week of 3/5100.0*Lottery seed
Macae 0 Tigres do Brasil 1 +0.1
Bonsucesso 1 Vasco da Gama 3 +0.1
Points
Chance Will Make Playoffs