Ответ:
\(\frac{7}{12}=\frac{6}{12}+\frac{1}{12}=\frac{1}{2}+\frac{1}{12}\).
\(\frac{11}{30}=\frac{10}{30}+\frac{1}{30}=\frac{1}{3}+\frac{1}{30}\).
Ответ: \(\frac{7}{12}=\frac{1}{2}+\frac{1}{12}\); \(\frac{11}{30}=\frac{1}{3}+\frac{1}{30}\).
\(\frac{7}{12}=\frac{6}{12}+\frac{1}{12}=\frac{1}{2}+\frac{1}{12}\).
\(\frac{11}{30}=\frac{10}{30}+\frac{1}{30}=\frac{1}{3}+\frac{1}{30}\).
Ответ: \(\frac{7}{12}=\frac{1}{2}+\frac{1}{12}\); \(\frac{11}{30}=\frac{1}{3}+\frac{1}{30}\).