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*Average seed
Essendon 80 Adelaide 123 +0.1
Geelong 80 Richmond 66 +0.0
Week of 8/19100.0*Average seed
GWS 81 West Coast 60 -0.0
If winner is:HomeTieAway
Week of 8/25100.0*Average seed
West Coast vs Adelaide-0.2+0.1+0.1
Geelong vs GWS+0.1+0.1-0.2

What If

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

100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seedWooden
TPW-L-TplayoffsTop 4123456789101112131415161718SpoonCount
661-0-0InYes100No2,875,709,206
640-0-1InYes1000No21,865,199
620-1-0InYes6337No1,478,546,775
Total:InYes8713No4,376,121,180
Games Above .500
Chance Will Make Playoffs