How are these numbers calculated?

Big Games

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

If winner is:HomeDrawAway
Week of 8/28100.0*Average seed
Dockers vs Demons-0.1+0.1+0.6
Bombers vs Tigers-0.3-0.0+0.1
Saints vs Swans-0.2-0.2+0.1
Suns vs Power-0.1-0.0+0.0
If winner is:HomeDrawAway
Week of 9/4100.0*Average seed
Demons vs Giants+0.6-0.0-0.3
Magpies vs Bombers+0.1+0.0-0.2
Eagles vs Saints+0.1-0.2-0.2
Swans vs Suns+0.0-0.1-0.1

What If

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

100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-LplayoffsTop 4123456789101112131415161718Count
322-0-0OutNo964334,344,063
301-1-0OutNo703092,288,731
281-0-1OutNo623712,841,193,879
0-2-0OutNo623715,266,925
260-1-1OutNo68680307,908,601
240-0-2OutNo7326104,432,726,217
Total:OutNo275715108,013,728,416
Games Above .500
Chance Will Make Playoffs