Four fifths IS anumber.
12
Add 1/5 to it.
Two-fifths.Half of four is two, so half of four-fifths is two-fifths.
16/25
0.8 is four fifths as a decimal.If you mean four fifths then 4/5 as a decimal is 0.8
Four fifths is not a whole number so it is not possible to express it as a whole number.
48
12
It is a rational number.
Four fifths of 10 is 8.
nine four fifths
0.8
There is no Mixed Number as there is no Whole Number involved.
4 is.
Expressed as a mixed number in its simplest form, 4/5 + 4/5 = 1 3/5 or one and three fifths.
four fifths.
0.08