How are these numbers calculated?

Big Games

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

Week of 7/1100.0*Chance in playoffs100.0*Home Quarterfinal100.0*Average seed
Kings 37 Highlanders 10 +0.2
+1.6
+0.2
Hurricanes 37 Blues 27 -0.2
-0.1
-0.1
Chiefs 23 Crusaders 13 -0.1
-36.2
-0.9
Sunwolves 12 Waratahs 57 -0.1
Week of 7/8100.0*Chance in playoffs100.0*Home Quarterfinal100.0*Average seed
Blues 40 Brumbies 15 In
Reds 5 Chiefs 50 -6.8
-0.1
Crusaders 85 Rebels 26 +5.1
+0.2
Waratahs 17 Hurricanes 28 -0.1
Week of 7/15100.0*Chance in playoffs100.0*Home Quarterfinal100.0*Average seed
Highlanders 25 Chiefs 15 +37.3
+0.7
Crusaders 10 Hurricanes 35 No
-1.1
Points
Chance Will Make Playoffs