How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 3/20100.0*Chance in playoffs100.0*Average seed
Fluminense 2 Resende 1 +9.7
+0.3
Madureira 1 Fluminense 3 +9.0
+0.3
Duque de Caxias 0 Madureira 1 +7.3
+0.2
America 3 Boavista 2 +4.9
+0.1
Macae 3 Olaria 1 +3.5
+0.1
Boavista 0 Friburguense 1 +2.5
+0.1
Resende 1 Duque de Caxias 0 +2.5
+0.1
Botafogo 2 Flamengo 2 +1.4
+0.1
Olaria 1 Vasco da Gama 0 -1.3
-0.1
Flamengo 3 Tigres do Brasil 1 -1.1
-0.1
Bangu 1 America 1 +1.0
+0.0
Tigres do Brasil 3 Volta Redonda 0 +0.7
+0.1
Friburguense 2 Bangu 3 -0.4
Week of 3/27100.0*Chance in playoffs100.0*Average seed
Vasco da Gama 3 Fluminense 0 -2.4
-0.3
Bangu 2 Tigres do Brasil 1 -0.4
Flamengo 2 America 1 -0.2
Week of 4/3100.0*Chance in playoffs100.0*Average seed
Botafogo 2 Bangu 2 In
+0.0
Fluminense 3 Macae 1 In
+0.1
Friburguense 0 Flamengo 3 -0.0
Points
Chance Will Make Playoffs

Lottery

Why are you looking down here? We just made the playoffs!

Big Games

Week of 3/20100.0*Lottery seed
Fluminense 2 Resende 1 -0.5
Madureira 1 Fluminense 3 -0.5
Duque de Caxias 0 Madureira 1 -0.3
Flamengo 3 Tigres do Brasil 1 +0.2
America 3 Boavista 2 -0.2
Botafogo 2 Flamengo 2 -0.2
Macae 3 Olaria 1 -0.1
Resende 1 Duque de Caxias 0 -0.1
Boavista 0 Friburguense 1 -0.1
Olaria 1 Vasco da Gama 0 +0.1
Tigres do Brasil 3 Volta Redonda 0 -0.1
Bangu 1 America 1 -0.0
Week of 3/27100.0*Lottery seed
Vasco da Gama 3 Fluminense 0 +0.6
Flamengo 2 America 1 +0.3
Week of 4/3100.0*Lottery seed
Fluminense 3 Macae 1 -0.1
Botafogo 2 Bangu 2 -0.1
Friburguense 0 Flamengo 3 +0.0