а) (3 3/5 - 2 1/15) 5 = (18/5 - 31/15) 5 = (54/15 - 31/15) 5 = 23/15 5 = 23/3 = 7 2/3
б) (1 14/17 - 1 1/34) 34 = (31/17 - 35/34) 34 = (62/34 - 35/34) 34 = 27/34 34 = 27
а) (3 3/5 - 2 1/15) 5 = (18/5 - 31/15) 5 = (54/15 - 31/15) 5 = 23/15 5 = 23/3 = 7 2/3
б) (1 14/17 - 1 1/34) 34 = (31/17 - 35/34) 34 = (62/34 - 35/34) 34 = 27/34 34 = 27