How are these numbers calculated?

Big Games

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

Week of 4/19100.0*Chance in playoffs100.0*Average seed
Charge 3 Reign 1 -8.5
-2.5
Dynasty 4 Fuel 0 +0.9
-0.1
Dragons 3 Outlaws 0 -0.9
-0.1
Uprising 0 Spitfire 4 +0.7
+0.1
Shock 4 Spark 0 +0.4
+0.0
Hunters 1 Gladiators 3 +0.3
+0.0
Uprising 0 Titans 4 +0.3
+0.1
Mayhem 1 Dragons 3 -0.2
-0.1
Defiant 0 Shock 4 +0.0
Fusion 1 Excelsior 3 +0.0
Week of 4/28100.0*Chance in playoffs100.0*Average seed
Spitfire 1 Hunters 3 -0.2
Dynasty 4 Outlaws 0 -0.1
Valiant 2 Dynasty 3 +0.1
Eternal 2 Spark 3 +0.1
If winner is:HomeAway
Week of 5/3100.0*Chance in playoffs100.0*Average seed
Justice vs Dragons+0.0Out
Excelsior vs ReignOut+0.0
-0.3+1.7
Valiant vs Hunters+0.0Out
-0.4+0.2
Spark vs Dynasty+0.0Out
Titans vs Dynasty+0.0Out
Shock vs Dragons+0.0Out
Shock vs Fusion+0.0Out
Gladiators vs Uprising+0.0-0.2
Uprising vs Justice-0.1+0.6
Eternal vs Defiant-0.1+0.2
Titans vs Defiant+0.0-0.4

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314151617181920Count
31-00.0%0031442291024,105,901,735
20-1Out113463730026,036,481,145
Total:0.0%0002715413230030,142,382,880
Games Above .500
Chance Will Make Playoffs