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 -2.3
If winner is:HomeAway
Devils vs Laser-22.9+22.9
-0.7+0.7
Insabella vs Bosse-2.8+4.1
-0.0+0.1
If winner is:HomeAway
Tuesday, 5/16100.0*Chance in playoffs100.0*Average seed
Laser vs Owens+21.9-13.4
+0.7-0.4
Owens vs Insabella+1.7-2.8
Bosse vs Devils-1.5+1.0

What If

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

100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs12345Count
84-0In1002,685,036
63-1In554511,521,879
42-215.8%16612318,080,509
21-3Out465412,237,333
00-4Out1003,041,893
Total:35.9%191723212047,566,650
Games Above .500
Chance Will Make Playoffs