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
CG 63 OZT 77 -17.5
-0.7
ZOE 53 LXG 65 +1.9
+0.0
BB 48 JSD 51 -1.3
If winner is:HomeAway
Wednesday, 1/5100.0*Chance in playoffs100.0*Average seed
ZOE vs CG-25.0+17.3
-0.8+0.5
JSD vs LXG-8.1+3.1
-0.1+0.1
BB vs OZT-2.1+1.5

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456Count
54-0In7524112,855,345
43-196.7%01050363012,643,355
32-240.3536491119,672,567
21-3Out316912,912,383
10-4Out1003,070,834
Total:45.0%051723272851,154,484
Games Above .500
Chance Will Make Playoffs