How are these numbers calculated?

Big Games

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

Week of 4/30100.0*Relegated100.0*Average seed
QPR 1 C & K Basildon 4 +14.8
-0.3
Week of 5/7100.0*Relegated100.0*Average seed
Portsmouth 3 QPR 2 Yes
-0.3
Week of 5/14100.0*Relegated100.0*Average seed
Swindon 0 QPR 2 +0.3
Points
Chance Will Win Championship