How are these numbers calculated?

Big Games

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

Week of 5/9100.0*Chance in playoffs100.0*European Rugby Champions Cup Berth100.0*Average seed
Montpellier 33 Bayonne 16 -0.1
-0.1
Bordeaux-Bègles 26 Oyonnax 23 +0.1
+0.1
+0.1
Toulouse 67 Brive 19 -0.1
Toulon 37 Castres 21 -0.1
If winner is:HomeDrawAway
Grenoble vs Clermont-0.5InIn
-0.5YesYes
-0.6-0.3+0.7
Racing Métro 92 vs Paris-0.0-0.3+0.1
-0.0-0.3+0.1
+0.1-0.2-0.1
If winner is:HomeDrawAway
Week of 5/16100.0*Chance in playoffs100.0*European Rugby Champions Cup Berth100.0*Average seed
Clermont vs ToulonInIn-1.1
YesYes-1.1
+0.5-0.6-0.9
Paris vs Montpellier+0.3+0.3-0.9
+0.3+0.3-0.9
-0.1+0.0+0.2
Oyonnax vs Lyon-0.1+0.0+0.4
-0.1+0.0+0.4
Bordeaux-Bègles vs Bayonne-0.1+0.3+0.3
-0.1+0.3+0.3
La Rochelle vs Racing Métro 92+0.1-0.2-0.2
+0.1-0.2-0.2
+0.1-0.1-0.1
Grenoble vs Toulouse+0.2-0.1-0.2

What If

Chances based on how well the Clermont finish out the regular season.   Explain

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seedRelegated
TPW-D-LplayoffsEuropean Rugby Champions Cup Berth1234567891011121314to ProD2Count
663-0-0InYes6040No4,024,633
642-1-0InYes1154323No1,245,547
622-0-1InYes650405No12,667,214
1-2-0InYes350425No125,710
601-1-1InYes543475No2,504,693
0-3-0InYes542485No4,121
581-0-2InYes335548No12,136,349
0-2-1InYes335548No119,542
560-1-2InYes2345311No1,116,300
540-0-394.6%94.6%15522850No3,331,279
Total:99.5%99.5%92529259300No37,275,388
Games Above .500
Chance Will Make Playoffs