How are these numbers calculated?

Big Games

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

Week of 2/25100.0*Chance in playoffs100.0*Wooden Spoon100.0*Average seed
Ireland 19 France 9 +15.8
-0.6
+0.5
Scotland 29 Wales 13 +0.5
+0.1
-0.0
England 36 Italy 15 -0.0
If winner is:HomeDrawAway
Week of 3/10100.0*Chance in playoffs100.0*Wooden Spoon100.0*Average seed
Wales vs Ireland-0.9InIn
-0.9-0.6+0.6

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seedWooden
TPW-D-Lplayoffs123456SpoonCount
162-0-0In100No427,864,893
141-1-0In298No66,938,050
121-0-1In08713No1,472,242,171
0-2-0In8515No2,176,955
100-1-1In34354No84,343,176
80-0-298.1%120772No730,144,015
Total:99.5%154913221No2,783,709,260
Games Above .500
Chance Will Make Playoffs