How are these numbers calculated?

Big Games

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

Week of 1/11100.0*Chance in playoffs100.0*Promoted100.0*Average seed
Saints 18 Castres 12 +8.2
+0.3
Sharks 6 Montpellier 27 +0.5
+0.0
+0.0
Ulster 23 Glasgow 6 +0.3
Toulon 45 Blues 25 -0.0
Week of 1/18100.0*Chance in playoffs100.0*Promoted100.0*Average seed
Montpellier 23 Toulon 3 +17.8
Yes
+0.4
Glasgow 27 Saints 20 -0.1
Saracens 40 Edinburgh 7 In
+0.0
Games Above .500  (Full Screen)
Chance Will Make Playoffs  (Full Screen)