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
BB 48 JSD 51 +16.2
+0.6
ZOE 53 LXG 65 +1.7
If winner is:HomeAway
Wednesday, 1/5100.0*Chance in playoffs100.0*Average seed
JSD vs LXG+12.2-12.2
+0.6-0.6
BB vs OZT-2.6+2.6
ZOE vs CG+0.7-0.7

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456Count
64-0In87131,003,378
53-1In21621603,991,533
42-292.1%0114437805,986,771
31-321.712153263,992,903
20-4Out9911,004,915
Total:71.2%11202119171215,979,500
Games Above .500
Chance Will Make Playoffs