Question

What is the common denominator of 3/4 and 7/9

Answer 1

36

Explanation:

4 [4,8,12,16,20,24,28,32,36,40,...]

9 [9,18,27,36,45,54,...}

36 for both

3/4 (x 9 on top and bottom) = 27/36

7/9 = 28/36

Answer 2

The least common denominator is 36