How are these numbers calculated?

Big Games

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

Thursday100.0*Average seed
MEM 109 HOU 129 -0.1
LAL 100 MIN 110 -0.1
LAL 100 LAC 126 -0.1
CLE 80 HOU 116 -0.1
OKC 119 LAL 94 -0.1
GSW 140 HOU 103 +0.1
If winner is:HomeAway
Saturday100.0*Average seed
LAL vs POR+0.0-0.1
UTA vs LAL-0.1+0.1
SAC vs HOU+0.1-0.0
MEM vs LAC+0.0-0.1

What If

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

100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112131415Count
472-0In892577,505
461-1In0100660,023
450-2In75232169,031
Total:In394301,406,559
Games Above .500
Chance Will Make Playoffs