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*LFFA Série B100.0*Average seed
Pirineu 40 Ratoli 29 +5.0
No
+0.7
Aleixo 42 Braz 35 -1.6
-0.1
Indelével 21 Congresso 36 -1.4
No
-0.0
Belenenses 45 Limaco 18 +0.6
+0.1
Cabedelo 30 AAFDD 20 +0.3
FGE 34 Sociedade Franciscana 13 +0.0
FGC 10 Rashid 41 +0.0
Week of 5/26100.0*Chance in playoffs100.0*LFFA Série B100.0*Average seed
Sociedade Franciscana 40 Pirineu 30 Out
-0.9
Limaco 10 Aleixo 21 -4.0
+0.1
AAFDD 34 Sinani 31 -3.0
-0.1
Congresso 24 Colírio 13 -2.7
-0.1
Week of 6/2100.0*Chance in playoffs100.0*LFFA Série B100.0*Average seed
Limaco 40 FGE 38 -0.4
Dima FAC 23 Pirineu 13 -0.4
Braz 28 Sociedade Franciscana 34 -0.3
Points
Chance Will Make Playoffs