How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Monday, 4/1100.0*Average seed
SAL 24 BF 15 -0.3
LO 25 JPP 18 +0.1
Monday, 4/8100.0*Average seed
JPP 31 BF 26 -0.5
Wednesday, 4/10None
Games Above .500
Chance Will Make Playoffs