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
MKL 5 FIF 2 +0.3
DUN 3 NOT 4 -0.1
GUI 3 BRA 1 +0.1
SHE 11 EDI 2 -0.0
Sunday100.0*Average seed
COV 3 GUI 5 +0.6
BEL 8 DUN 5 -0.1
EDI 3 NOT 4 -0.0
Points
Chance Will Make Playoffs