13/45 is already in simplest form.
10/13 is the simplest form.
It is already in its simplest form as 4/13
65/13 in simplest form is 13/1
it is in simplest form unless you want to write in decimals.....
4/52 = 1/13 in simplest form
72/104 in simplest form is 9 /13
3/13
13/43 is in its simplest form as a fraction
13/15
26/14 in the simplest form is 13/7 or 1 6/7
65/100 = 13/20
5/13 is in its simplest form.