Seven fifths as a mixed number is 12/5. As an improper fraction: 7/5
Expressed as an improper fraction, two fifths is written as 2/5.
One half and four fifths can't be written as improper fractions.
8 4/5= 44/5 in improper fraction
Seven fifths is written as an improper fraction- one where the numerator is larger than the denominator- as 7/5. It is written as a mixed number- a number with an integer and a fraction- as 1 and 2/5.
It would be said like this: 16/5
7/5 = 1 2/5.