It is 45/100.
45 pence
One tenth.
1/4
It is 23/100.
It is 4.5 pence.
Since pence is a plural noun, the answer depends on how many pence.
The fraction is 85 over 100 as there are 100 pence in a pound. The percentage is 85%.
10 pence is one tenth of a pound.
It is 120 pence/100 pence = 6/5
45
It is a hundredth.