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
Toulouse 67 Brive 19 In
Yes
+0.3
Bordeaux-Bègles 26 Oyonnax 23 -0.4
-0.4
+0.1
Toulon 37 Castres 21 -0.1
If winner is:HomeDrawAway
Grenoble vs Clermont+0.2+0.1-0.2
If winner is:HomeDrawAway
Week of 5/16100.0*Chance in playoffs100.0*European Rugby Champions Cup Berth100.0*Average seed
Grenoble vs Toulouse-0.5+0.2+0.5
La Rochelle vs Racing Métro 92+0.1+0.1-0.2
Clermont vs Toulon-0.1+0.2+0.1
Paris vs Montpellier-0.0+0.0+0.1

What If

Chances based on how well the Toulouse 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
682-0-0InYes16768No13,549,440
661-1-0InYes1171171No2,217,207
641-0-1InYes364914No16,920,877
0-2-0InYes364914No85,684
620-1-1InYes1746334No1,185,446
600-0-2InYes11350315No3,316,734
Total:InYes749291230No37,275,388
Games Above .500
Chance Will Make Playoffs