Question

What is the same about two fracions that are like fractions

Answer 1

they would both equal the same thing.

Example:-

1/2 and 2/4 are both equal because both are equal to 0.5

Answer 2

Like fractions are fractions that have the same exact denominator (bottom part of a fraction). It doesn't matter what the numerator  is, just as long as the denominators are the same. :)