10целых2/5+15целых5/6+3целых3/5+4целых1/6

[latex]10 \frac{2}{5}+15 \frac{5}{6} +3 \frac{3}{5}+4 \frac{1}{6}= \frac{52}{5}+ \frac{95}{6}+ \frac{18}{5}+ \frac{25}{6}= \frac{312+475+108+125}{30}= \frac{1020}{30} [/latex] [latex]= \frac{1020}{30}=34 [/latex]

= 52/5 + 95/6 + 18/5 + 25/6 = (312+475+108+125)/30 = 1020/30=102/3=34