Найдите значение выражений 1. 1/5-1/6 2.3/4-1/3 3.7/9-2/11 4.3/4-4/9 5.7/8-5/12...

1) $\frac{1}{5} - \frac{1}{6}$ = $\frac{6}{30} - \frac{5}{30} = \frac{1}{30}$

2) $\frac{3}{4} - \frac{1}{3} = \frac{9}{12} - \frac{4}{12} = \frac{5}{12}$

3) $\frac{7}{9} - \frac{2}{11} = \frac{77}{99} - \frac{18}{99}= \frac{59}{99}$

4) $\frac{3}{4} - \frac{4}{9}= \frac{27}{36}- \frac{16}{36} = \frac{11}{36}$

5) $\frac{7}{8} - \frac{5}{12} = \frac{21}{24} - \frac{10}{24} = \frac{11}{24}$

6) $\frac{11}{12} - \frac{11}{18} = \frac{33}{36} - \frac{22}{36} = \frac{11}{36}$