How are these numbers calculated?

Big Games

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

Sunday, 5/14100.0*Chance in playoffs100.0*Average seed
Owens 2 Bosse 1 -3.1
-0.1
If winner is:HomeAway
Devils vs Laser+29.9-29.9
+0.9-0.9
Insabella vs Bosse-2.5+3.5
-0.1+0.1
If winner is:HomeAway
Tuesday, 5/16100.0*Chance in playoffs100.0*Average seed
Bosse vs Devils-27.9+19.4
-1.1+0.7
Owens vs Insabella-0.2+0.3
Laser vs Owens+0.3-0.2
+0.1-0.1

What If

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

100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs12345Count
42-0In732714,053,276
21-111.4%11612823,760,589
00-2Out6949,752,785
Total:35.2%221430151947,566,650
Games Above .500
Chance Will Make Playoffs