Question

12 is a common denominator of 1/4 and 1/3

Answer 1

Yes because 4 times 3 equals 12 and 3 times 4 equals 12

Answer 2

True... both 3 and 4 are factors of 12 so it can be used as a common denominator.

1/3 × 4/4 = 4/12
1/4 × 3/3 = 3/12