а) 9/10 7/8 5/6 = 315/480 = 21/32б) 3/25 5/6 10/9 = 150/1350 = 1/9в) 3/8 2/12 20/72 = 120/6912 = 5/288г) 17/13 26/51 8/9 = 3584/5976 = 224/373
а) 9/10 7/8 5/6 = 315/480 = 21/32
б) 3/25 5/6 10/9 = 150/1350 = 1/9
в) 3/8 2/12 20/72 = 120/6912 = 5/288
г) 17/13 26/51 8/9 = 3584/5976 = 224/373