1) 2/27 : 1 1/3 = 2/27 : 4/3 = 2/27 * 3/4 = 1/18
2) 2 12/18 : 2 4/9 = 48/18 : 22/9 = 48/18 * 9/22 = 48/44 = 12/11 = 1 1/11
1) 2/27 : 1 1/3 = 2/27 : 4/3 = 2/27 * 3/4 = 1/18
2) 2 12/18 : 2 4/9 = 48/18 : 22/9 = 48/18 * 9/22 = 48/44 = 12/11 = 1 1/11