It is simply 280/1 as an improper or 'top heavy' fraction
3/5ths
3 1/4
5/33
0.23 in fraction in simplest form = 23/100 0.23 * 100/100 = 23/100 in fraction in lowest term
280% as an improper fraction in its simplest form is 14/5
280/100 = 14/5
432
You cannot because 280 is an integer. It is neither a fraction nor a mixed number.
2.8/1
29/50
yes
2.8