You do not. (Unless you multiply it by 7/3 to change it to 1.)
1 and 2/3 is 5/3 as a 'top heavy' fraction
It is simply 2/1 as an improper fraction or a 'top heavy fraction'
It is 70/1 as an improper fraction or 'top heavy' fraction
It is simply 144/1 as an improper or 'top heavy' fraction
131200 is 131200/1 as a fraction (improper i.e. top-heavy fraction)
It is: 544/1 as an improper or 'top heavy' fraction
2.33r is as a mixed fraction 2 1/3, or as a top heavy fraction 7/3
2.00 is the same as 2 which is 2/1 as an improper or 'top heavy' fraction
Simply give the value of its denominator as 1 as for example 3 = 3/1 as an improper fraction or as a 'top heavy' fraction.
It is simply: 100/1
It is: 3 and 1/4 = 13/4 as an improper fraction