How are these numbers calculated?

Big Games

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

Week of 4/11100.0*Chance in playoffs100.0*Playoffs100.0*Average seed
Pirae 4 Auckland City 11 -0.3
-0.3
-0.0
If winner is:HomeDrawAway
Tefana vs Hekari United-23.5-5.5+26.1
-23.5-5.5+26.1
-1.8-0.1+1.9
Tafea vs Hekari United-23.3-5.2+25.8
-23.3-5.2+25.8
-1.8-0.1+1.9
Hekari United vs Team Wellington+25.2-4.5-23.1
+25.2-4.5-23.1
+1.8+0.0-1.8
Ba vs Gaïtcha-3.1*+0.1+3.1
-3.1*+0.1+3.1
-0.1+0.1+0.0
Tafea vs Team Wellington-1.1+1.7+0.3
-1.1+1.7+0.3
Western United vs Amicale-0.7+1.3+0.1
-0.7+1.3+0.1
+0.0+0.1-0.0
Tefana vs Tafea-0.9+1.0+0.4
-0.9+1.0+0.4
Auckland City vs Western United-0.5+1.4-0.1
-0.5+1.4-0.1
If winner is:HomeDrawAway
Week of 4/18100.0*Chance in playoffs100.0*Playoffs100.0*Average seed
Ba vs Pirae+2.5+3.3-4.0
+2.5+3.3-4.0
+0.0+0.1-0.0
Amicale vs Auckland City+0.3+1.4-1.0
+0.3+1.4-1.0
-0.0+0.1+0.0

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-LplayoffsPlayoffs123456789101112Count
93-0-0InYes8416407,115
72-1-0InYes494560567,198
62-0-188.6%88.6%52433261011,221,981
51-2-079.979.9073042200264,106
41-1-125.025.0042139305001,138,236
31-0-20.70.70162229271421,220,241
0-3-00.90.9011144349141,139
20-2-1OutNo011642356265,035
10-1-2OutNo02215621567,259
00-0-3OutNo33364408,026
Total:42.0%42.0%111091111118993246,100,336
Points
Chance Will Make Playoffs