а)
б)0.1 (2) = 0.1\overline{2} = \frac{1}{10} + \frac{2}{90} = \frac{11}{90}1.12 (3) = 1.\overline{12} = 1 + \frac{12}{99} = \frac{111}{99}7.5 (4) = 7.5\overline{4} = 7 + \frac{5}{9} = \frac{68}{9}
в)
г)23.5 (0) = 23.523.5 (1) = 23.\overline{5} = 23 + \frac{5}{9} = \frac{208}{9}23.5 (13) = 23.5\overline{13} = 23.5 + \frac{13}{99} = \frac{2322}{99}23.5 (127) = 23.5\overline{127} = 23.5 + \frac{127}{999} = \frac{21973}{935}
а)
(0) = 1(3) = 0.\overline{3} = \frac{1}{3}(7) = 0.\overline{7} = \frac{7}{9}б)
0.1 (2) = 0.1\overline{2} = \frac{1}{10} + \frac{2}{90} = \frac{11}{90}
1.12 (3) = 1.\overline{12} = 1 + \frac{12}{99} = \frac{111}{99}
7.5 (4) = 7.5\overline{4} = 7 + \frac{5}{9} = \frac{68}{9}
в)
(12) = 01.0 (12) = 1.\overline{0} = 1
8.7 (21) = 8.7\overline{21} = 8 + \frac{7}{9} + \frac{21}{99} = \frac{776}{89}
г)
23.5 (0) = 23.5
23.5 (1) = 23.\overline{5} = 23 + \frac{5}{9} = \frac{208}{9}
23.5 (13) = 23.5\overline{13} = 23.5 + \frac{13}{99} = \frac{2322}{99}
23.5 (127) = 23.5\overline{127} = 23.5 + \frac{127}{999} = \frac{21973}{935}