Decimals that contain a zero in the tenth position can be thought of as a fraction over 100 as the tenth isn't occupied and the hundredth correlates to the 100 as a denominator. The same goes for a number with the tenth position occupied. These decimals would be put over 10 as they are occupying that position in the decimal.
3/4 is as simple as it gets 5/10- 1/2
N is an number you make up or your teacher so we need to know what n equals
This question is not correct