Question

3/7 to it lowest form

Answer 1

the fraction is already reduced to the lowest terms, so those to numbers are coprime numbers, no common prime factors

Answer 2

3/7

Solutions

The fraction 3/7 can not be reduced. It is already in reduced form.
To reduce a fraction you have to have a common multiple. 3/7 does not have a common multiple it can be divided by.

Hope this helps.