How are these numbers calculated?

Big Games

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

Week of 8/15100.0*Average seed
Blues 76 Cats 82 +0.1
Week of 8/22100.0*Average seed
Bulldogs 67 Swans 130 -0.2
Lions 48 Dockers 106 +0.1
Power 140 Blues 37 +0.1
Giants 67 Magpies 75 +0.1
If winner is:HomeDrawAway
Week of 8/29100.0*Average seed
Bulldogs vs Giants+0.6+0.6-0.9
Cats vs Lions+0.1+0.1-0.5
Blues vs Bombers-0.4+0.2+0.2

What If

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

100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-LplayoffsTop 4123456789101112131415161718Count
321-0-0OutNo59365911,474,083
300-1-0OutNo5639640,153,242
280-0-1OutNo100614,966,603
Total:OutNo3622421,566,593,928
Games Above .500  (Full Screen)
Chance Will Make Playoffs  (Full Screen)