How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Friday, 3/10100.0*Championship100.0*Average seed
Wales 22 Ireland 9 -15.3
-0.9
Saturday, 3/11100.0*Championship100.0*Average seed
England 61 Scotland 41 No
+0.0
Italy 18 France 40 -0.1
If winner is:HomeDrawAway
Saturday, 3/18100.0*Championship100.0*Average seed
Ireland vs England+1.7-0.1-0.2
Scotland vs Italy-0.1-0.0+0.8
France vs Wales+0.1-0.7-0.1

What If

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

100100100100100100
If finish:ChanceChance will finish season at seedWooden
TPW-D-Lwins titleChampionship123456SpoonCount
121-0-0NoNo8614No1,577,435,757
100-1-0NoNo01288No399,316,492
80-0-1NoNo6859No12,307,252,327
Total:NoNo107767No14,284,004,576
Games Above .500
Chance Will Be Promoted