How are these numbers calculated?

Big Games

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

If winner is:HomeAway
Week of 10/14100.0*Chance in playoffs100.0*Average seed
Columbus vs St. Louis+7.6-7.6
+0.8-0.8
Vegas vs Montreal+0.7-0.7
+0.1-0.1
Calgary vs Washington+0.6-0.6
+0.1-0.1
Buffalo vs Quebec City-0.6+0.6
San Jose vs Tampa Bay+0.6-0.6
+0.1-0.1
Arizona vs Pittsburgh+0.6-0.6
+0.1-0.1
Detroit vs Colorado-0.6+0.6
If winner is:HomeAway
Week of 10/21100.0*Chance in playoffs100.0*Average seed
Colorado vs Columbus-7.6+7.6
-0.8+0.8
Philadelphia vs Los Angeles-0.8+0.8
-0.1+0.1
St. Louis vs Boston+0.7-0.7
+0.1-0.1
Montreal vs Vancouver-0.7+0.7
-0.1+0.1
Tampa Bay vs Arizona-0.7+0.7
-0.1+0.1
Washington vs Chicago-0.6+0.6
-0.1+0.1
Pittsburgh vs Florida-0.5+0.5
Ottawa vs Toronto-0.4+0.4
Dallas vs New York R+0.3-0.3
+0.1-0.1
New Jersey vs New York I+0.3-0.3

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs12345678910111213141516Count
36-38In10091*
3417-2In991278
3216-3In9911,554
3015-4In937006,238
2814-5In772120018,409
2613-6In314420140042,755
2412-799.9%21435102212410080,357
2211-896.3011411162420103100120,237
2010-957.501617172523135100146,659
189-1016.906002819262212410147,345
168-115.96000161626261540120,355
147-125.7600029223323680,236
126-135.5600214384042,855
105-145.76001167718,608
84-155.9605896,135
63-165.151941,607
42-176.3694284
21-1811.5128826
00-193.039767
Total:46.8%4477567788777655834,096

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs