How are these numbers calculated?

Big Games

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

Tuesday, 1/4100.0*Chance in playoffs100.0*Average seed
ZOE 53 LXG 65 +5.3
+0.5
BB 48 JSD 51 -0.4
If winner is:HomeAway
Wednesday, 1/5100.0*Chance in playoffs100.0*Average seed
JSD vs LXG-1.4In
-0.4+0.4
ZOE vs CG+0.3-0.3

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456Count
7-8In1004,995,044*
62-2In831705,988,628
51-3In21552313,993,074
40-478.1%0224522111,002,754
Total:98.6%6820741015,979,500

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs