I agree with you about spending free time reading.

I am agree with you about spending free time reading.

In my free time, I enjoy to play football with my friends.

In my free time, I enjoy playing football with my friends.

I prefer watching movies at home rather than going to the cinema.

I prefer watch movies at home rather than going to the cinema.

One of my hobbies is listening to music because it helps me relax.

If I had more free time, I would learn how to play the piano.

If I will have more free time, I will learn how to play the piano.

Which sentence is correct?