а) 3/5 1/2 = (31) / (52) = 3/10б) 2/9 18/5 = (218) / (95) = 36/45 = 4/5в) 2/11 11/2 = (211) / (112) = 22/22 = 1г) 4 1/3 1 5/26 = (4 + 1/3) (1 + 5/26) = (13/3) (31/26) = 403/78 ≈ 5.17
а) 3/5 1/2 = (31) / (52) = 3/10
б) 2/9 18/5 = (218) / (95) = 36/45 = 4/5
в) 2/11 11/2 = (211) / (112) = 22/22 = 1
г) 4 1/3 1 5/26 = (4 + 1/3) (1 + 5/26) = (13/3) (31/26) = 403/78 ≈ 5.17