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-23.6-5.5+26.1
-23.6-5.5+26.1
-1.8-0.1+1.9
Tafea vs Hekari United-23.4-5.2+25.8
-23.4-5.2+25.8
-1.8-0.1+1.9
Hekari United vs Team Wellington+25.2-4.5-23.2
+25.2-4.5-23.2
+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+1.6+0.4
-1.1+1.6+0.4
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-1.0+1.0+0.5
-1.0+1.0+0.5
Auckland City vs Western United-0.5+1.3-0.1
-0.5+1.3-0.1
If winner is:HomeDrawAway
Week of 4/18100.0*Chance in playoffs100.0*Playoffs100.0*Average seed
Ba vs Pirae+2.5+3.2-4.0
+2.5+3.2-4.0
+0.0+0.1-0.0
Amicale vs Auckland City+0.3+1.5-1.0
+0.3+1.5-1.0
-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
93-0-0InYes8416407,652
72-1-0InYes494560568,901
62-0-188.6%88.6%52433261011,221,266
51-2-079.879.8073042200264,699
41-1-125.125.1042139305001,136,969
31-0-20.70.70152230271421,219,544
0-3-00.90.9011144349140,951
20-2-1OutNo011642356264,810
10-1-2OutNo02215621567,709
00-0-3OutNo33264407,835
Total:42.0%42.0%111191111118993246,100,336
Points
Chance Will Make Playoffs