Answer:
What I did was I wrote a little note and slid it under their door because it's hard for me to tell them in person lol-
Step-by-step explanation:
I guess you could check if they'll be fine with it, the last thing you want happening is your parents kicking you out lol. Also, you don't always have to come out, only if you feel comfortable with it :>
Sorry if this isn't much help ;v;