Order these from least to greatest. They are already simplified

* 2^6-2^4/2^2
* (-2)^-8 . (-2)^11
* (1/2)^-3
*1/4^-2

1/4^-2, 2^6-2^4/2^2, (1/2)^-3, (-2)^-8*(-2)^11