How are these numbers calculated?

Big Games

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

Week of 10/2100.0*Chance in playoffs100.0*Qualify100.0*Average seed
U-20 Slovensko 0 U-20 Iran 8 +12.6
+12.6
+0.3
U-20 Hanguk 0 U-20 Scotland 3 -5.8
-5.8
-0.1
U-20 Lietuva 3 U-20 Moldova 0 -1.1
-1.1
-0.1
U-20 Dominican 2 U-20 Algérie 0 -0.7
-0.7
If winner is:HomeDrawAway
Week of 10/9100.0*Chance in playoffs100.0*Qualify100.0*Average seed
U-20 Iran vs U-20 Algérie+8.5+0.3-8.7
+8.5+0.3-8.7
+0.3-0.0-0.2
U-20 Moldova vs U-20 Scotland+4.8+2.8-7.2
+4.8+2.8-7.2
+0.1+0.0-0.1
U-20 Dominican vs U-20 Lietuva-3.1+1.6+1.8
-3.1+1.6+1.8
+0.1+0.1-0.1

What If

Chances based on how well the U-20 Iran finish out the regular season.   Explain

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-LplayoffsQualify12345678Count
343-0-0InYes1001,505,114
322-1-0InYes87133,664,282
312-0-1InYes65354,490,137
301-2-0InYes50502,990,619
291-1-197.7%97.7%227627,326,281
281-0-294.094.088664,484,895
0-3-096.096.010864814,403
270-2-180.880.881192,989,789
260-1-262.562.5633613,663,317
250-0-339.439.439501011,507,499
Total:90.0%90.0%335791033,436,336
Points
Chance Will Make Playoffs