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
Hurricanes 37 Blues 27 +9.3
+3.5
+0.4
Kings 37 Highlanders 10 +3.1
+0.2
+0.3
Sunwolves 12 Waratahs 57 -1.5
-0.0
Brumbies 43 Reds 24 -1.3
-0.0
Chiefs 23 Crusaders 13 -0.2
+2.1
-0.1
Week of 7/8100.0*Chance in playoffs100.0*Home Quarterfinal100.0*Average seed
Blues 40 Brumbies 15 In
+0.1
Waratahs 17 Hurricanes 28 +6.6
+0.4
Reds 5 Chiefs 50 -2.2
-0.1
Crusaders 85 Rebels 26 -0.0
Jaguares 8 Highlanders 34 -0.0
Week of 7/15100.0*Chance in playoffs100.0*Home Quarterfinal100.0*Average seed
Crusaders 10 Hurricanes 35 +24.6
+1.1
Highlanders 25 Chiefs 15 +22.7
+0.5
Points
Chance Will Make Playoffs