How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Sunday100.0*Average seed
Vasco da Gama 3 Macae 1 +0.6
Madureira 0 Resende 2 -0.1
Botafogo 6 Cabofriense 2 -0.0
Wednesday100.0*Average seed
Portuguesa 0 Botafogo 0 +0.2
Bangu 1 Cabofriense 0 -0.2
Thursday100.0*Average seed
Vasco da Gama 1 Madureira 0 +0.4
Volta Redonda 2 Resende 1 +0.0
Points
Chance Will Be Promoted