Respuesta :

Answer:

8/12 and 9/12

Step-by-step explanation:

If you multiply the denominators you will get 12. Then, on the first one, because 3 x 4 is 12, you multiply the top by 4 making it 8. 8/12. Then, you multiply 4 x 3 equaling 12, because you multiply the top by 3 making it 9. Both the denominators are 12.

Answer:

12 is the common denominator

Step-by-step explanation:

3x4=12