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
Belenenses 45 Limaco 18 +20.6
+0.9
FGE 34 Sociedade Franciscana 13 -5.1
-0.2
FGC 10 Rashid 41 -3.1
-0.1
Sinani 19 Dima FAC 14 +2.6
+0.1
Aleixo 42 Braz 35 +2.1
+0.1
Colírio 30 Itabira 29 +1.7
+0.1
Week of 5/26100.0*Quartas de final100.0*Average seed
Rashid 30 Belenenses 28 -21.6
-0.9
Itabira 45 Cabedelo 42 -5.8
-0.2
Braz 21 FGE 32 -5.2
-0.2
Congresso 24 Colírio 13 +1.7
+0.1
AAFDD 34 Sinani 31 +1.2
Dima FAC 28 Ratoli 31 (ot)+0.1
Week of 6/2100.0*Quartas de final100.0*Average seed
Cotegipe 30 Belenenses 26 No
-0.4
Itabira 33 Sinani 16 -14.6
-0.2
Limaco 40 FGE 38 +12.5
+0.2
Points
Chance Will Make Playoffs