Нужно сократить дробь 4/68,6/14,5/85,6/8,4/92,20/28,8/56, 7/63,21/49,3/60,4/10,5/95,4/76,24/30
..........................
1/17, 3/7,1/17,3/4,1/24,5/7,1/7,1/9,3/7,1/20, 2/5,1/19,1/19,4/5.