Respuesta :

Answer:

10

Step-by-step explanation:

1/2  4/5 turn into

5/10   8/10

since 10 is the denominator 2*5 =10 so take the 5 and times by the numerator or 1 to make the 5

5*2 is 10 so take 2 times the numerator (4) to make 8

**Answer**
10
~ hope this helps⚡️