How are these numbers calculated?

Big Games

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

Week of 10/11100.0*Chance in playoffs100.0*Average seed
Houston 2 Kansas City 1 -6.1
-0.1
Portland 4 DC United 0 -0.1
Week of 10/15100.0*Chance in playoffs100.0*Average seed
Vancouver 1 San Jose 1 +7.3
+0.2
Colorado 1 Salt Lake 0 +7.1
+0.2
Seattle 4 Dallas 0 +5.3
+0.1
Kansas City 0 Houston 0 -1.0
Los Angeles 3 Minnesota 0 +0.0
Week of 10/22100.0*Chance in playoffs100.0*Average seed
San Jose 3 Minnesota 2 In
+0.6
Salt Lake 2 Kansas City 1 -9.7
-0.3
Dallas 5 Los Angeles 1 -9.7
-0.2
Points
Chance Will Make Playoffs

Lottery

Why are you looking down here? We just made the playoffs!

Big Games

Week of 10/11100.0*Lottery seed
Houston 2 Kansas City 1 +0.2
Week of 10/15100.0*Lottery seed
Vancouver 1 San Jose 1 -0.4
Colorado 1 Salt Lake 0 -0.2
New England 2 NYCFC 1 +0.2
Seattle 4 Dallas 0 -0.1
Toronto 1 Montreal 0 -0.1
Chicago 3 Philadelphia 2 -0.1
Orlando 0 Columbus 1 -0.1
Los Angeles 3 Minnesota 0 -0.0
Week of 10/22100.0*Lottery seed
San Jose 3 Minnesota 2 -0.7
Salt Lake 2 Kansas City 1 +0.3
Montreal 2 New England 3 +0.3
Dallas 5 Los Angeles 1 +0.2