How are these numbers calculated?

Big Games

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

Sunday100.0*Average seed
Never Frozen Pi 171.6 Putting On The 255.5 +0.4
Whiskey Jacks 205.75 Kazakhstanian S 219.75 +0.2
Felix Potvin's 153.7 ChazMichaels's 215.5 -0.1
Green Bastards 266.55 Chogoris White 236.8 +0.1
Monday100.0*Average seed
Putting On The 213.9 Green Bastards 186.9 +0.4
ChazMichaels's 201.6 StromeMyToews 170.1 -0.2
Tuesday100.0*Average seed
Putting On The 216.5 Chogoris White 186.2 +0.7
DeltaT75's Team 90.2 ChazMichaels's 227.5 -0.2
Games Above .500
Chance Will Make Playoffs