Respuesta :

Answer:

9/10

Step-by-step explanation:

1/2 + 2/5

The common denominator is 10

1/2 *5/5 = 5/10

2/5 *2/2 = 4/10

5/10  + 4/10

9/10

Answer:

9/10

Step-by-step explanation:

1/2 is equal to 5/10 and 2/5 is equal to 4/10. Now you add 5/10 and 4/10 and get 9/10.