а) 2/3 8/13 = 16/39б) 1 4/35 1 2/13 = (35 + 4)/35 (13 + 2)/13 = 39/35 15/13 = 585/455в) 12/49 7/24 = 84/1176 = 7/98г) 2 5/11 2 4/9 = (112+5)/11 (92+4)/9 = 27/11 22/9 = 594/99 = 6д) 2 4/5 10 = (52+4)/5 10 = 14/5 10 = 28
а) 2/3 8/13 = 16/39
б) 1 4/35 1 2/13 = (35 + 4)/35 (13 + 2)/13 = 39/35 15/13 = 585/455
в) 12/49 7/24 = 84/1176 = 7/98
г) 2 5/11 2 4/9 = (112+5)/11 (92+4)/9 = 27/11 22/9 = 594/99 = 6
д) 2 4/5 10 = (52+4)/5 10 = 14/5 10 = 28