How are these numbers calculated?

Big Games

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

Week of 8/18100.0*Average seed
South Sydney 12 Cronulla 6 -0.2
Canberra 28 Parramatta 18 -0.2
Sydney 42 St. George 6 -0.2
If winner is:HomeHome OTTieAway OTAway
Week of 8/25100.0*Average seed
Parramatta vs St. George+0.2+0.2-0.4-0.4-0.4
Cronulla vs Sydney+0.1+0.1-0.4-0.4-0.4
Newcastle vs South Sydney+0.2+0.2-0.1-0.1-0.1

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seedWooden
TPW-L-TplayoffsTop 412345678910111213141516SpoonCount
782-0-0OutNo20782No1,986,481,295
771-0-1OutNo7129No38,475,479
761-1-0OutNo6931No3,391,373,838
0-0-2OutNo7030No181,895
74-75OutNo100No1,312,253,397*
Total:OutNo65836No6,728,765,904

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs