Question

what are the common denominator for 3/4 and 7/6

Answer 1

Take lcm of both denominators that are :-

4 & 6

And the LCM is 2×2×3 = 12.

Answer 2

Question ⤵️

what are the common denominator for 3/4 and 7/6 ?

Answer ⤵️

12 is common denominator for

$\frac{3}{4} \: \: and \: \: \frac{7}{6}$