Из данных дробей выберите несократимые дроби : 11/12; 7/42; 9/111; 5/42; 12/68; 13/36; 15/25; 24/99; 28/45; 26/51; 16/42; 22/69

11/12, 9/111, 5/42, 13/36, 24/99, 28/45, 26/51, 22/69.

11/12
7/42=1/6
9/111
5/42
12/68=6/34
13/36
15/25=3/5=0,6
24/99
28/45
26/51
16/42=8/21
22/69
ответ:11/12, 9/111, 5/42, 13/36, 24/99, 28/45, 26/51, 22/69