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*Chance in playoffs100.0*Quartas de final100.0*Average seed
Sinani 19 Dima FAC 14 In
+0.5
+0.8
Aleixo 42 Braz 35 -0.1
+0.3
+0.2
Belenenses 45 Limaco 18 +0.1
-0.2
Indelével 21 Congresso 36 -0.1
Cabedelo 30 AAFDD 20 +0.0
+0.1
Pirineu 40 Ratoli 29 +0.2
Colírio 30 Itabira 29 +0.4
-0.1
FGE 34 Sociedade Franciscana 13 -0.1
-0.0
FGC 10 Rashid 41 -0.1
Week of 5/26100.0*Chance in playoffs100.0*Quartas de final100.0*Average seed
AAFDD 34 Sinani 31 No
-0.8
Itabira 45 Cabedelo 42 -1.0
-0.1
Braz 21 FGE 32 -0.7
+0.2
Congresso 24 Colírio 13 +0.4
+0.1
Rashid 30 Belenenses 28 +0.3
Dima FAC 28 Ratoli 31 (ot)-0.3
Week of 6/2100.0*Chance in playoffs100.0*Quartas de final100.0*Average seed
Itabira 33 Sinani 16 -0.7
Braz 28 Sociedade Franciscana 34 +0.5
AAFDD 27 Ratoli 24 +0.3
Baraka 38 Colírio 25 +0.2
Dima FAC 23 Pirineu 13 -0.2
Points
Chance Will Make Playoffs