Fifty three hundredths is one of an infinite number of possible answers.
0.0225
20
44
4/55 (four fifty fifths)
180
minus three fifths
Assuming that you mean "fifths", the answer is three fifths.
six and three fifths
7/55 = 0.12727...
4/5 = 40/50
3/5 of 50 is 30.