69/12 = (23×3)/(4×3) = 23/4 = (5×4+3)/4 = 5¾
12/23
69/28 is in its simplest form.
69/100 is already in simplest form.
You can't simplify that; 69 and 50 have no common factor.
69 over 87 = 23/29
69
63/69 = 21/23
15/69 = 5/23 in its simplest form.
It is: 138/20 = 69/10 in its simplest form
23 over 15
16/23
It is already simplified.