How are these numbers calculated?

Big Games

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

Week of 8/15None
Week of 8/22100.0*Chance in playoffs100.0*Top 4100.0*Average seed
Kangaroos 101 Crows 94 In
+0.6
Giants 67 Magpies 75 -2.3
-0.1
Bombers 108 Suns 89 +0.7
-0.1
Power 140 Blues 37 No
-0.2
Lions 48 Dockers 106 -0.1
If winner is:HomeDrawAway
Week of 8/29100.0*Chance in playoffs100.0*Top 4100.0*Average seed
Kangaroos vs Demons+0.5+0.0-0.5
Blues vs Bombers+0.2+0.2-0.2
Dockers vs Power+0.2-0.2-0.2

What If

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

100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-LplayoffsTop 4123456789101112131415161718Count
561-0-0InNo4951254,374,846
540-1-0InNo10013,384,268
520-0-1InNo5149254,438,862
Total:InNo245324522,197,976
Games Above .500  (Full Screen)
Chance Will Make Playoffs  (Full Screen)