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 -16.2
+0.3
Hawthorn 116 North Melbourne 89 -4.9
+0.1
West Coast 100 Carlton 83 -2.0
+0.0
If winner is:HomeTieAway
Week of 8/18100.0*Wooden Spoon100.0*Average seed
Melbourne vs Brisbane+4.9-28.9-32.9
-0.1+0.7+0.9
Carlton vs Hawthorn+11.8-5.3-7.6
-0.3+0.1+0.2
St Kilda vs North Melbourne-6.4-6.4+9.7
+0.2+0.2-0.2
Gold Coast vs Essendon+1.1+1.1-0.6
-0.1-0.0+0.1

What If

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

100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seedWooden
TPW-L-TplayoffsTop 4123456789101112131415161718SpoonCount
282-0-0OutNo63362No101,330,245
261-0-1OutNo4945600.2%5,076,628
241-1-0OutNo432461818.4808,833,515
0-0-2OutNo334471616.541,811
220-1-1OutNo0534746.711,555,904
200-2-0OutNo29897.9746,647,509
Total:OutNo618235352.9%1,673,485,612
Games Above .500
Chance Will Make Playoffs