Respuesta :

Answer:

you need to find a common denominator

Step-by-step explanation:

multiply 1/2 times 5/5

1/2 becomes 5/10

add 5/10 and 2/10

that makes 7/10

Answer:

1.divide 1 by 2 you get .5 then you divide 2 by 10 and you get .2

2. divide .5/.2 and you get 2.5

Step-by-step explanation: