kak tolong cara nya...? no 3 dan 5 saja

[tex]nomor \: 3 \\ 4 \frac{3}{17} + 5 \frac{7}{51} + 1 \frac{1}{3} \\ \\ \frac{71}{17} + \frac{262}{51} + \frac{4}{3} \\ \\ \frac{10863}{2601} + \frac{13362}{2601} + \frac{3468}{2601} \\ \\ \frac{27693}{2601} \\ \\ 10 \frac{1683}{2601} \\ \\ nomor \: 5 \\ \frac{2}{5} + \frac{3}{8} \\ \\ \frac{16 + 15}{40} \\ \\ \frac{31}{40} [/tex]
semoga membantu