How are these numbers calculated?

Big Games

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

Tuesday, 4/4100.0*Chance in playoffs100.0*Average seed
SPA 24 RS 9 -2.5
-0.1
If winner is:HomeTieAway
Wednesday, 4/5100.0*Chance in playoffs100.0*Average seed
LO vs OS+1.8+0.2-1.4

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456Count
62-0-037.4%375843,323,174
51-0-111.3116920951,449
41-1-02.93385929,633,686
0-0-2Out287255,389
30-1-1Out24763,279,174
20-2-0Out10047,629,360
Total:2.6%3178084,872,232
Games Above .500
Chance Will Make Playoffs