How are these numbers calculated?

Big Games

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

If winner is:HomeDrawAway
Week of 3/30100.0*Chance in playoffs100.0*Average seed
Aris vs OFI+3.3-3.5-9.2
+0.1-0.1-0.3
Apollon vs Panathinaikos+3.4+2.5-1.9
AEK vs Panetolikos+0.6-0.1-3.6
Olympiakos vs Atromitos+0.0-0.1-0.1
+0.0-0.0-0.1
Lamia vs Panionios+0.0+0.0-0.1
Xanthi vs PAOK-0.1+0.0+0.0

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-LplayoffsUEFA CL12345678910111213141516RelegatedCount
555-0-0InNo17821No325,523,018
524-0-1InNo27028No1,397,100,321
493-0-2InNo02278No2,023,290,351
2-3-0InNo02179No791,919,718
482-2-199.9%No011890No2,910,188,210
472-1-297.7No04942No3,350,044,979
1-4-0InNo0496No232,602,478
462-0-395.2No1945No1,189,677,231
1-3-197.9No1972No1,093,467,446
451-2-287.5No087120No1,809,233,299
0-5-097.9No0982No26,643,046
441-1-370.2No07029100No1,236,954,935
0-4-184.1No841600No150,597,481
430-3-262.7No6336200No319,747,335
1-0-450.2No05046400No294,877,265
420-2-332.8No33561100No316,875,126
410-1-414.0No145826200No146,650,572
400-0-53.1No34049800No29,040,319
-1124-1-0InNo48412No1,044,945,823
-1143-2-0InNo05544No1,308,358,983
-1153-1-1InNo03862No3,348,761,504
Total:93.9%No1227160000No23,346,499,440
Points
Chance Will Make Playoffs