How are these numbers calculated?

Big Games

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

Week of 8/13100.0*Chance in playoffs100.0*Average seed
Jazz 7 Yeo 9 -0.5
-0.5
Butt 14 Jeb 5 -0.2
Crease 17 Disco 11 +0.2
Buddies 8 Glory 12 +0.1
Week of 8/20100.0*Chance in playoffs100.0*Average seed
Yeo 5 Buddies 4 -0.3
Disco 5 Jazz 3 -0.3
Jeb 6 Mafia 15 -0.1
If winner is:HomeAway
Week of 8/27100.0*Chance in playoffs100.0*Average seed
Crease vs Jazz-0.1+0.6
Yeo vs Butt-0.1+0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
31-0Out693113,778,065
20-1Out10060,802,955
Total:Out138774,581,020
Games Above .500
Chance Will Make Playoffs