$$\frac{ 4 }{ 3 } +( \frac{ 4 }{ 3 } - \frac{ 1 }{ 2 } + \frac{ 2 }{ 3 } + \frac{ 4 }{ 5 } )$$
$\frac{109}{30}\approx 3.633333333$
$$\frac{4+4}{3}-\frac{1}{2}+\frac{2}{3}+\frac{4}{5}$$
$$\frac{8}{3}-\frac{1}{2}+\frac{2}{3}+\frac{4}{5}$$
$$\frac{16}{6}-\frac{3}{6}+\frac{2}{3}+\frac{4}{5}$$
$$\frac{16-3}{6}+\frac{2}{3}+\frac{4}{5}$$
$$\frac{13}{6}+\frac{2}{3}+\frac{4}{5}$$
$$\frac{13}{6}+\frac{4}{6}+\frac{4}{5}$$
$$\frac{13+4}{6}+\frac{4}{5}$$
$$\frac{17}{6}+\frac{4}{5}$$
$$\frac{85}{30}+\frac{24}{30}$$
$$\frac{85+24}{30}$$
$$\frac{109}{30}$$
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$\frac{109}{2 \cdot 3 \cdot 5} = 3\frac{19}{30} = 3.6333333333333333$
