How are these numbers calculated?

Big Games

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

Week of 5/7100.0*Liga Pro100.0*Average seed
Tondela 2 Vitória Setúbal 1 +17.2
-0.2
Moreirense 2 Sporting Braga 1 -10.5
+0.3
Boavista 2 Nacional 2 -0.6
Week of 5/14100.0*Liga Pro100.0*Average seed
Arouca 1 Tondela 2 +9.1
-0.1
Belenenses 1 Moreirense 1 -1.6
-0.0
Week of 5/21100.0*Liga Pro100.0*Average seed
Tondela 2 Sporting Braga 0 +83.6
-0.8
Moreirense 3 Porto 1 No
+0.5
Points
Chance Will Win Championship