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 +19.3
+0.7
BB 48 JSD 51 -1.9
ZOE 53 LXG 65 +1.8
If winner is:HomeAway
Wednesday, 1/5100.0*Chance in playoffs100.0*Average seed
BB vs OZT-16.0+16.0
-0.7+0.7
JSD vs LXG-2.4+2.4
ZOE vs CG-0.7+0.7

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456Count
64-0In80201,004,199
53-1In22631403,993,247
42-294.5%0154832505,983,985
31-330.122952183,994,718
20-4Out30701,003,351
Total:74.2%1123221917915,979,500
Games Above .500
Chance Will Make Playoffs