a) 4/27 9/16 = (4 9) / (27 * 16) = 36 / 432 = 1/12
б) 7/33 7/15 = (7 7) / (33 * 15) = 49 / 495
в) 5 5/6 2 4/7 = (5 + 5/6) (2 + 4/7) = 5 2 + 5/6 2 + 5 4/7 + 5/6 4/7 = 10 + 10/6 + 20/7 + 20/42 = 10 + 5/3 + 20/7 + 10/21 = 30/3 + 35/3 = 65/3
г) 1 5/12 24 = (1 + 5/12) 24 = 1 24 + 5/12 24 = 24 + 120/12 = 24 + 10 = 34
a) 4/27 9/16 = (4 9) / (27 * 16) = 36 / 432 = 1/12
б) 7/33 7/15 = (7 7) / (33 * 15) = 49 / 495
в) 5 5/6 2 4/7 = (5 + 5/6) (2 + 4/7) = 5 2 + 5/6 2 + 5 4/7 + 5/6 4/7 = 10 + 10/6 + 20/7 + 20/42 = 10 + 5/3 + 20/7 + 10/21 = 30/3 + 35/3 = 65/3
г) 1 5/12 24 = (1 + 5/12) 24 = 1 24 + 5/12 24 = 24 + 120/12 = 24 + 10 = 34