Y/n being Y/n...

28

Voldy: "Well how old are you again?"

Y/n: "Err, it's 2021 right?"

Voldy: "... Yeah?"

Y/n: "Okay hold on."

*uses calculator*

Y/n: "16"

Voldy: "Did you really just have to calculate your own age?!"

Y/n: "Yeah, 'cause I didn't think I'd make it so far!"

*Bellatrix laughing*