How are these numbers calculated?

Big Games

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

Week of 8/11100.0*Wooden Spoon100.0*Average seed
Brisbane 142 Gold Coast 84 +10.4
West Coast 100 Carlton 83 +3.0
-0.1
Hawthorn 116 North Melbourne 89 -2.7
+0.1
Week of 8/19100.0*Wooden Spoon100.0*Average seed
Carlton 77 Hawthorn 70 -26.3
+0.8
St Kilda 127 North Melbourne 78 -1.0
+0.2
Melbourne 104 Brisbane 91 -0.7
+0.1
Gold Coast 57 Essendon 90 -0.3
+0.1
If winner is:HomeTieAway
Week of 8/25100.0*Wooden Spoon100.0*Average seed
Brisbane vs North Melbourne+0.4+0.5-0.4
Sydney vs Carlton-0.1+0.6+0.7
Port Adelaide vs Gold Coast+0.1-0.6-0.7

What If

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

100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seedWooden
TPW-L-TplayoffsTop 4123456789101112131415161718SpoonCount
281-0-0OutNo982No517,092,870
260-0-1OutNo8911No21,868,289
240-1-0OutNo364915No3,837,160,021
Total:OutNo444313No4,376,121,180
Games Above .500
Chance Will Make Playoffs