1 3/5+2 5/6 = виконати діі

1 3/5+2 5/6=(1+2)+(35+56)=3+(1830+2530)=3+(18+25)30=

=3+4330=3+1+1330=4 13 30

1 3/5 + 2 5/6 = (5 + 3) / 5 + (2 * 6 + 5)/ 6 = 8 / 5 + 17 / 6 =

(8 * 6 + 17 * 5) / (5 * 6) = (48 + 85) / 30 = 133 / 30 = 4 13/30