Respuesta :

Answer:

4/5

Step-by-step explanation:

1/2= 5/10

3/10+5/10=8/10

8/10= 4/5

8/10 or 4/5 because the common denominator is 10 so the numerator would be 5. 5/10 plus 3/10 is 8/10 and that simplified to lowest terms, is 4/5.