Which of the following pairs of numbers contains like fractions?
Answer IS D
A. 3⁄2 and 2⁄3
B. 5⁄6 and 10⁄12
C. 3 1⁄2 and 4 4⁄4                             ANSWER 6⁄7 and 1 5⁄7 D
D. 6⁄7 and 1 5⁄7

Like fractions are fractions that have the exact same denominator. That's it! We would be working with wholes that are split into the same number of pieces. It doesn't matter what the numerator is, so long as the denominators are the same.