Answer :
the least common denominator would be 9, because
a. you can't take 3 out of two in 2/9
b. you can multiply 2/3 by 3 to make 6/9
so the LCD is 9
a. you can't take 3 out of two in 2/9
b. you can multiply 2/3 by 3 to make 6/9
so the LCD is 9