We have two fractions, \dfrac{5}{12}
12
5

start fraction, 5, divided by, 12, end fraction and \dfrac{3}{4}
4
3

start fraction, 3, divided by, 4, end fraction, and we want to rewrite them so that they have a common denominator (and whole number numerators).
what numbers could we use for the denominator?
choose 2 answers:
choose 2 answers:

(choice a)
a
181818

(choice b)
b
121212

(choice c)
c
242424

(choice d)
d
88