Question

what is [(64/27)-2/3 / (100/9)-0.5] + [(6.25)0.5 / (-4)-1] equal to?

Answer 1

[((64/27)-2/3)/((100/9)-0.5)]=46/286.5
[((6.25)0.5)/((-4)-1)]=-3.125/5
[46/28.65]+[-3.125/5]=(5*46-3.125*286.5)/1432.5=-665.3125/1432.5
so the answer is (-665.3125)/(1432.5)=-0.46444....