Respuesta :

Answer:

3/4

Step-by-step explanation:

2/4 + 1/4

The fractions already  have a common denominator

The common denominator is 4

3/4

Answer:

3/4 and the common denominator is 4

Step-by-step explanation:

2/4+1/4=3/4

because

2+1=3

and the common denominator is 4