How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Saturday100.0*Average seed
Tucson 2 Albuquerque 5 +0.2
Sacramento 2 Tacoma 3 -0.1
If winner is:HomeAway
Sunday100.0*Average seed
Tucson vs Albuquerque-0.2+0.2
Sacramento vs Tacoma+0.2-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
183-0In128081,529,365
172-1In66344,575,965
161-2In31694,575,436
150-3In1001,529,978
Total:In1475212,210,744
Games Above .500
Chance Will Make Playoffs