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 +7.6
+7.6
+0.2
U-20 Hanguk 0 U-20 Scotland 3 -3.6
-3.6
-0.0
U-20 Lietuva 3 U-20 Moldova 0 -0.5
-0.5
-0.1
U-20 Dominican 2 U-20 Algérie 0 -0.2
-0.2
If winner is:HomeDrawAway
Week of 10/9100.0*Chance in playoffs100.0*Qualify100.0*Average seed
U-20 Iran vs U-20 Algérie+3.5-4.5-13.5
+3.5-4.5-13.5
+0.1-0.2-0.4
U-20 Moldova vs U-20 Scotland+4.6+3.8-2.1
+4.6+3.8-2.1
U-20 Dominican vs U-20 Lietuva-0.1+0.1-0.1
-0.1+0.1-0.1
+0.2+0.1-0.2

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
343-0-0InYes10010,803,064
322-1-0InYes851522,072,929
312-0-1InYes307021,765,251
301-2-0InYes435713,172,593
291-1-191.2%91.2%388920,427,088
281-0-283.983.9084163,255,818
0-3-088.388.3782122,441,019
270-2-166.666.667334,769,192
260-1-245.745.7465411,461,885
250-0-321.121.12164141140,169
Total:94.9%94.9%4252500100,309,008
Points
Chance Will Make Playoffs