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*Average seed
Cabedelo 30 AAFDD 20 +0.1
Colírio 30 Itabira 29 +0.1
Week of 5/26None
Week of 6/2None
Points
Chance Will Make Playoffs