How are these numbers calculated?

Big Games

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

Week of 1/7100.0*Chance in playoffs100.0*Average seed
Glasgow 12 Munster 14 +2.5
+0.1
Leinster 57 Montpellier 3 +0.7
+0.0
Racing 92 34 Leicester 3 +0.6
+0.0
Connacht 66 Zebre 21 -0.3
-0.0
Week of 1/14100.0*Chance in playoffs100.0*Average seed
Wasps 17 Toulouse 14 -15.1
-1.7
Leicester 0 Glasgow 43 -3.3
-0.1
Bordeaux 6 Clermont 9 +2.0
+0.1
Castres 24 Leinster 24 +1.7
Northampton 28 Castres 21 +1.6
+0.1
Montpellier 26 Northampton 17 -1.3
-0.0
Exeter 31 Ulster 19 +0.8
+0.0
Scarlets 22 Saracens 22 -0.6
-0.0
Munster 22 Racing 92 11 +0.5
+0.0
Toulon 27 Sale 12 -0.4
-0.0
Week of 1/21100.0*Chance in playoffs100.0*Average seed
Toulouse 19 Connacht 10 In
+2.1
Sale 25 Scarlets 23 +7.5
+0.1
Ulster 22 Bordeaux 26 -2.3
-0.0
Saracens 10 Toulon 3 +2.2
+0.0
Clermont 48 Exeter 26 +1.4
+0.0
Zebre 27 Wasps 41 -0.1
-0.0
Games Above .500
Chance Will Make Playoffs