How do you put 15 over 42 in simplest form?

Answer 1

15/42

15 and 42 can both be divided by 3. 3 x 5 = 15 and 3 x 14 = 42 . 5 and 14 do not have any common factor. Therefore, the simplest form for 15 over 42 would be 5 over 14.