How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

If winner is:HomeAway
Week of 1/6100.0*Chance in playoffs100.0*Average seed
MELON vs BLOB-18.4+34.6
-0.6+1.1
BLOB vs CAPY+19.3-8.1
+0.7-0.3
BUSS vs TORB-6.4+12.5
-0.0+0.1
CAPY vs BUSS+1.8-4.6
TORB vs MELON-0.2+0.1
-0.1+0.1

What If

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

100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345Count
32-0In821810,882,969
21-124.0%0244531046,220,840
10-2Out5762048,722,691
Total:20.8%91222489105,826,500
Games Above .500
Chance Will Make Playoffs