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*Chance in playoffs100.0*Average seed
Port Adelaide 98 Collingwood 71 Out
-0.2
Essendon 80 Adelaide 123 +0.2
Bulldogs 57 GWS 105 +0.2
Melbourne 96 St Kilda 72 -0.2
+0.0
West Coast 100 Carlton 83 -0.1
-0.0
Sydney 143 Fremantle 39 +0.0
Hawthorn 116 North Melbourne 89 -0.2
If winner is:HomeTieAway
Week of 8/18100.0*Chance in playoffs100.0*Average seed
Collingwood vs Geelong+0.4+0.0-0.3
Carlton vs Hawthorn+0.2-0.1-0.1
Fremantle vs Richmond-0.2+0.1+0.1
St Kilda vs North Melbourne-0.1+0.1+0.1

What If

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

100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seedWooden
TPW-L-TplayoffsTop 4123456789101112131415161718SpoonCount
422-0-0OutNo1225522No433,111,553
401-0-1OutNo0637560No8,535,325
381-1-0OutNo17794No834,152,641
0-0-2OutNo17794No42,072
360-1-1OutNo955No8,100,330
340-2-0OutNo6040No389,543,691
Total:OutNo06236011No1,673,485,612
Games Above .500
Chance Will Make Playoffs