$$\frac{238}{13} = 18\frac{4}{13}$$
$$\frac{2860}{28} = 102\frac{4}{28} = 102\frac{1}{7}$$
$$\frac{601}{31} = 19\frac{12}{31}$$
$$\frac{5374}{53} = 101\frac{21}{53}$$
Ответ: а) $$18\frac{4}{13}$$; б) $$102\frac{1}{7}$$; в) $$19\frac{12}{31}$$; г) $$101\frac{21}{53}$$.