Question 711645
Given : {{{4^-2 + 8 - 6^2(2 + 1) }}}

Solution :

{{{(1/4^2) + 8 - 36 *3 }}} 
{{{(1/16) + 8 - 108}}}
{{{(1/16)-100}}}
{{{(1-1600)/16}}}
{{{-1599/16}}} = -99.9375