What does a simplest form mean?

Answer 1

When you simplify in math, for example you could make 2/4 into 1/2 or 25/30 can be simplified into 5/6.

Answer 2

Say you have 2\4, and you want to put it in simplest form, you reduce it to 1\2, which is 2\4's simplest form

Answer 3

6/8 in its simplest form is 3/4