How are these numbers calculated?

Big Games

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

Week of 5/19100.0*Quartas de final100.0*Average seed
FGE 34 Sociedade Franciscana 13 +7.5
+0.3
Colírio 30 Itabira 29 +6.3
+0.2
Aleixo 42 Braz 35 +4.2
+0.2
Belenenses 45 Limaco 18 -4.1
-0.1
Sinani 19 Dima FAC 14 +2.8
+0.1
FGC 10 Rashid 41 -2.7
-0.1
Week of 5/26100.0*Quartas de final100.0*Average seed
Braz 21 FGE 32 +17.1
+0.7
Itabira 45 Cabedelo 42 -12.1
-0.2
Congresso 24 Colírio 13 +0.9
+0.1
Rashid 30 Belenenses 28 +0.9
+0.0
AAFDD 34 Sinani 31 +0.4
Week of 6/2100.0*Quartas de final100.0*Average seed
Limaco 40 FGE 38 -38.1
-1.2
Cotegipe 30 Belenenses 26 Yes
+0.2
Itabira 33 Sinani 16 -5.8
-0.1
Rashid 57 Aleixo 17 -0.2
Points
Chance Will Make Playoffs