How are these numbers calculated?

Big Games

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

Week of 4/20100.0*Average seed
Grenoble 25 Toulon 24 +0.7
Bayonne 32 Montpellier 26 -0.2
Paris 19 Racing Métro 16 -0.2
Bordeaux 16 Biarritz 0 +0.1
Week of 5/4100.0*Average seed
Toulouse 57 Grenoble 7 -0.4
Mont-de-Marsan 33 Bayonne 36 -0.2
Biarritz 52 Paris 17 -0.1
Games Above .500
Chance Will Make Playoffs