$${ \left( \frac{ 1 }{ 2 } \right) }^{ 3 } +2 \times \frac{ 1 }{ 2 }$$
$\frac{9}{8}=1.125$
$$\frac{1}{8}+2\times \frac{1}{2}$$
$$\frac{1}{8}+1$$
$$\frac{1}{8}+\frac{8}{8}$$
$$\frac{1+8}{8}$$
$$\frac{9}{8}$$
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$\frac{3 ^ {2}}{2 ^ {3}} = 1\frac{1}{8} = 1.125$
