How are these numbers calculated?

Big Games

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

Week of 7/31100.0*Chance in playoffs100.0*Average seed
LSD 16 Butt H 8 +20.7
+0.7
Mafia 6 Puck Bud 10 -4.2
-0.1
Jurassic 11 Disco 10 -0.8
-0.0
Jeb's 14 Chara 4 +0.2
+0.1
Week of 8/7100.0*Chance in playoffs100.0*Average seed
LSD 9 Mafia 8 +23.4
+0.8
Puck Bud 12 Disco 2 -4.9
-0.1
Butt H 9 Glory 10 +2.6
+0.1
Jurassic 15 Chara 10 -1.9
-0.1
If winner is:HomeAway
Week of 8/14100.0*Chance in playoffs100.0*Average seed
LSD vs MafiaIn-31.4
+1.0-1.1
Butt H vs Glory-14.2+8.6
-0.3+0.2
Disco vs Puck Bud+4.5-1.9
+0.4-0.1
Chara vs Jurassic+3.2-1.9
+0.1-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
71-0In4646851,788,654
60-139.1%1533431848,520,366
Total:70.5%242620219100,309,020
Games Above .500
Chance Will Make Playoffs