How are these numbers calculated?

Big Games

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

Monday, 4/9100.0*Average seed
SPA 21 BF 10 -0.2
JPP 16 BF 13 -0.1
JPP 13 SPA 21 -0.0
If winner is:HomeTieAway
SAL vs OS-0.1-0.0+0.1
Tuesday, 4/10100.0*Average seed
SPA 21 RS 4 -0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
18-20In1008,055,787*
170-1-1In5149272,550
160-2-0In668452,595,999
Total:In76320110,924,336

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs