How are these numbers calculated?

Big Games

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

Saturday, 6/23100.0*Chance in playoffs100.0*Relegated100.0*Average seed
Grizzlys 0 Mirage 3 +29.7
-29.7
+0.9
SW 3 BW 1 -7.8
+7.8
-0.1
If winner is:HomeAway
Eminent vs GOATs-6.3+6.3
+6.3-6.3
If winner is:HomeAway
Sunday, 6/24100.0*Chance in playoffs100.0*Relegated100.0*Average seed
Mirage vs LNL+31.2-31.2
-31.2+31.2
+0.5-0.5
SW vs GOATs-18.8+18.8
+18.8-18.8
-0.2+0.2
Grizzlys vs BW+18.8-18.7
-18.8+18.7
+0.4-0.4

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678RelegatedCount
41-075.0%25502525.0%5,141,143
30-112.513691987.55,139,993
Total:43.7%133147956.3%10,281,136
Games Above .500
Chance Will Make Playoffs