How are these numbers calculated?

Big Games

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

Week of 4/27100.0*Chance in playoffs100.0*Average seed
Lewis 4 Wade 7 +1.1
+0.4
vanGerwen 7 Lewis 0 +0.3
+0.1
Wright 7 Taylor 3 +0.3
vanGerwen 6 Chisnall 6 -0.0
If winner is:HomeDrawAway
Week of 5/4100.0*Chance in playoffs100.0*Average seed
Anderson vs WadeOut-3.3+5.6
-0.6-0.1+0.6
Taylor vs vanGerwen-1.9-0.0+1.9
-0.1-0.0+0.1
Chisnall vs vanBarneveld+1.5-0.0-1.5
Lewis vs Wright-1.4+0.4+1.2
-0.2-0.0+0.2

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs12345678910RelegatedCount
162-0-023.5%32044294No2,572,931,154
151-1-00.611251325No2,896,304,069
141-0-1Out114346No5,137,628,344
0-2-0Out134740No816,408,699
130-1-1Out1189No2,896,219,328
120-0-2Out100No2,572,969,966
Total:3.7%039172347No16,892,461,560
Games Above .500
Chance Will Make Playoffs