How are these numbers calculated?

Big Games

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

Friday100.0*Average seed
BRA 3 NOT 6 -0.2
Saturday100.0*Average seed
CAR 8 BEL 1 -0.5
DUN 3 NOT 4 -0.2
MKL 5 FIF 2 +0.1
SHE 11 EDI 2 -0.0
Sunday100.0*Average seed
MAN 2 SHE 5 -0.3
BEL 8 DUN 5 +0.2
EDI 3 NOT 4 -0.1
COV 3 GUI 5 -0.1
Points
Chance Will Make Playoffs