How are these numbers calculated?

Big Games

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

Week of 10/31100.0*Average seed
SAF U16B Premie 0 SSA Chelsea Sou 1 +0.2
Week of 11/16100.0*Average seed
SAF U16B Premie 1 Sacred Heart UF 3 -0.2
Points
Chance Will Make Playoffs