.75 is equal to 3/4 so it is 3 and 3/4
multiply 3 by 4 to get the numerator which is 12 and add that to 3 to get the full numerator which is 15 so you answer is 15/4
multiply 3 by 4 to get the numerator which is 12 and add that to 3 to get the full numerator which is 15 so you answer is 15/4
