Is

Question

38
53
in simplest form? Explain why or why not. If not, write it in simplest form.

Answer 1

Prime factorisation:

38 = 1 ∙ 2 ∙ 19

53 = 1 ∙ 53

1∙ 2 ∙ 19 / ∙ 1 53 = 38 / 53

38 / 53 is already in the simplest form, so it isn't possible to reduce it any further.