1/3 / 7/9

Question

=1/3 * 9/7

=9/21

is this right??

Answer 1

or is this right?

1/3 * 9/7

=7/21 * 27/21

=189/21

=9

Answer 2

(1/3)/(7/9)=0.428...
9/21=0.428...
yes this is correct! :)