Question

what is 3/4 and 1/8 common denominators?

Answer 1

We will have that the common denominators are:

$\frac{3}{4}+\frac{1}{8}=\frac{3\cdot8}{4\cdot8}+\frac{1\cdot4}{8\cdot4}=\frac{24}{32}+\frac{4}{32}$$=\frac{28}{32}=\frac{7}{8}$

So, the common denominator is 32.