how can i check my body fat percentage?

i am 16 i lost 40 pounds and now weight 156 i want to check my body fat percentage because i i still dont have a 6 pack also since i have some fat left over how will the muscle take it away as i build muscle the more muscle is going to be shown and that less fat? everyone tells me im skinny even tho i dont have abs

Public Comments

1. cool machine that la fitness has. you hold it liek handle bars and it tells you :)
2. Keep doing cardio, if will help burn excess fat, There are several measurements you can do to come up with your body fat % but first, height measurements, hip, waist, bust, neck arms would be helpful!