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*Average seed
Belenenses 45 Limaco 18 -9.1
-0.4
Indelével 21 Congresso 36 -4.7
-0.1
Aleixo 42 Braz 35 -3.2
-0.2
Pirineu 40 Ratoli 29 -1.4
-0.2
Cabedelo 30 AAFDD 20 +1.1
+0.0
FGE 34 Sociedade Franciscana 13 +0.3
+0.1
Week of 5/26100.0*Chance in playoffs100.0*Average seed
Limaco 10 Aleixo 21 Out
-0.6
AAFDD 34 Sinani 31 -2.3
Congresso 24 Colírio 13 -2.0
-0.0
Sociedade Franciscana 40 Pirineu 30 +1.0
+0.0
Week of 6/2100.0*Chance in playoffs100.0*Average seed
Limaco 40 FGE 38 +1.0
Braz 28 Sociedade Franciscana 34 -0.2
Dima FAC 23 Pirineu 13 +0.1
Points
Chance Will Make Playoffs