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 +0.2
Week of 8/22100.0*Average seed
Lions 48 Dockers 106 -0.3
Bulldogs 67 Swans 130 +0.3
Power 140 Blues 37 +0.2
Giants 67 Magpies 75 +0.1
If winner is:HomeDrawAway
Week of 8/29100.0*Average seed
Cats vs Lions-0.5-0.5+0.5
Blues vs Bombers-0.3-0.2+0.3
Bulldogs vs Giants-0.3-0.2+0.3

What If

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

If finish:Chance inChance will finish regular season at seed
TPW-D-LplayoffsTop 4123456789101112131415161718Count
Games Above .500  (Full Screen)
Chance Will Make Playoffs  (Full Screen)