How are these numbers calculated?

Big Games

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

Tuesday, 4/2100.0*Average seed
LO 21 JPP 14 +0.9
LO 17 SPA 11 +0.7
RS 12 HA 33 -0.1
OS 16 HA 20 -0.1
SAL 37 BF 12 +0.1
If winner is:HomeTieAway
Monday, 4/8100.0*Average seed
LO vs OS+1.1+0.5-1.2

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678Count
101-0-0In55927912,525,759
90-0-1In196119658,400
80-1-0In01267312,533,777
Total:In22915183625,717,936
Games Above .500
Chance Will Make Playoffs