20 is an integer and so cannot be simplified.
It is 2/3 in its simplest form
7/9
20 is in its simplest form.
The simplest form of 20 is 20, as it appears in the question.
23/20 = 13/20
20/9 is in its simplest form.
The standard form of 20 is 2.0 × 101
3/20 is in its simplest form.
20
99/20 cannot be simplified.
13/20 is the simplest form.
18/20 in decimal form = 0.9