42/189 in simplest form is 2/9
It is 54/42 which is 9/7 in its simplest form.
If you mean: 1 and 9/42 then it is 1 and 3/14 in its simplest form
42/189= 2/9
It is: 7/9
7/9
42/27 = 14/9 = 15/9
18/42 = 9/21 = 3/7
18/42 = 9/21 = 3/7 (0.428571 recurring)
5 over 9 is the simplest form.
9 over 64 is in simplest form.
The simplest form of 9/9 is 1.