-21/4, -25/6 , -6.825 , -29/6
multiply all numbers by 1000
-21000 /4, -25000/6 , -6825 , -29000 /6
-5250 , -4166.67 , -6825 , -4833.33
Order from low to high
-6825 , -5250 , -4833.33, -4166.67
-6.825 , -21/4 , -29/6, -25/6
-6.825 , -5 1/4 , -4 5/6 , - 25/6