0 5th written as a word: --
1 one of five equal parts of something: --
One fifth is the same as 20 percent.
2 (a person or thing) coming immediately after the fourth and before all others: --
Already, nearly two-fifths of the output of our manufacturing industry is sold abroad.
Today actually more than two-fifths of the total scholars in secondary schools are public elementary school children.
I estimate that some fourth-fifths of the total cost has so far been incurred.
There is the argument that it will reduce the index of retail prices by four-fifths of a point.
How many, one does not know; possibly only one-third or one-quarter, possibly one-half or three-quarters or four-fifths.
There are rising costs which, it has been calculated, account for two-fifths of the increase.
Small creature, three fifths smaller at present.
Note that the choice 3n/2m covers any combination of multiple fifths and fourths.
