If its not an improper fraction then you cant....
Add the letter "n" after the first article. That is, change "a" to "an".
To change an improper fraction to a proper fraction a person has to find the lowest common denominator. For example, the fraction 3/6 can be broken down to 1/2 by dividing the 6 by the 3 and finding the common denominator to be 2.
It is: 11.13 = 1113/100 as an improper fraction
With great difficulty but 56.86 = 2843/50 as an improper fraction in its lowest terms
you cant convert a improper into a proper fraction.
To write 2.75 as an improper fraction:1. Change 0.75 to fraction:0.75 = 75/100 or 3/42.75 = 2 3/42. Change 2 3/4 to improper fraction:2/1 and 3/4 has least common denominator (LCD) of 4.2 = 8/42 3/4 = 8/4 + 3/4 = 11/4therefore 2.75 = 11/4 in improper fraction
I wouldconvert both to improper fraction,find a common multiple (CM),calculate equivalent fraction with CM as the denominator,add the numerators,change the improper fraction to a mixed fraction, if required,simplify the fractional part of the mixed fraction - if appropriate and required.
Some numbers are improper fractions and some are not. For example, 1/2 or 0.5 is a number but not an improper fraction. And there is no way in which you can express it as an improper fraction.
It is: 3127/1000 as an improper fraction