12.25
12.25
12.25
To be frank, when you are subtracting fractions, it is easier to put them into decimal form. Therefore, all they are asking is 12 - .75 which is really 11.25.
5 out of 12 in decimal form = 0.41675/12:= 5 ÷ 12= 0.4167 in decimal
It is: 1 and 12/100 = 1.12 as a decimal