1) 4 1/12 - 1/6 = 4 2/12 - 2/12 = 3 10/12 = 3 5/6
2) 9 11/24 - 7 19/36 = 9 22/48 - 7 38/72 = 9 22/48 - 7 19/36 = 2 24/48 = 2 1/2
1) 4 1/12 - 1/6 = 4 2/12 - 2/12 = 3 10/12 = 3 5/6
2) 9 11/24 - 7 19/36 = 9 22/48 - 7 38/72 = 9 22/48 - 7 19/36 = 2 24/48 = 2 1/2