Найдите сумму: 4 11/18+8 7/12.

\[4\frac{11^{\backslash 2}}{18} + 8\frac{7^{\backslash 3}}{12} = 12\frac{22 + 21}{36} =\]

\[= 12\frac{43}{36} = 13\frac{7}{36}\]