How are these numbers calculated?

Big Games

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

Monday, 4/8100.0*Average seed
VR 24 MEL 25 +1.1
EG 17 MEL 22 +0.8
VR 20 EG 19 +0.1
Wednesday, 4/10100.0*Average seed
SPA 22 HA 28 +0.4
If winner is:HomeTieAway
Thursday, 4/11100.0*Average seed
ABJ vs MEL-1.9-0.9+0.1

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678Count
101-0-0In100145,819,633
90-0-1In1004,017,645
80-1-0In1007,073,330
Total:In9335156,910,608
Games Above .500
Chance Will Make Playoffs