Order 0,|-1|,|9|, |-6 1/2|

|-6 1/2|, |-1|, |0|, |9|, these are simply going from smallest to largest, once you get past 0 on a number line it goes back by one, for example 0,-1,-2,-3 and so forth, don't think of negatives like whole numbers

I belive thag the answer js - 6,-1,0,1/2,9