How are these numbers calculated?

Big Games

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

Week of 11/9100.0*Serie C100.0*Average seed
Coritiba 1 Goias 0 No
+1.1
Boa Esporte 0 Brasil de Pelotas 1 -0.2
Vila Nova 3 Figueirense 1 +0.1
Ponte Preta 2 Coritiba 0 -0.7
Sampaio Correa 2 Sao Bento 1 +0.2
Figueirense 2 Paysandu 3 +0.2
Guarani 0 Paysandu 2 +0.1
Oeste 0 Londrina 0 +0.0
Week of 11/16100.0*Serie C100.0*Average seed
Atletico-GO 1 Sao Bento 0 +0.2
Brasil de Pelotas 1 Guarani 1 +0.2
Oeste 1 Goias 3 +0.1
Vila Nova 2 Criciuma 2 +0.1
Week of 11/23100.0*Serie C100.0*Average seed
Coritiba 1 Fortaleza 0 +0.9
Guarani 1 Londrina 0 -0.4
Points
Chance Will Win Championship