Respuesta :
Answer:
21%
Step-by-step explanation:
388-320=68 then divide 68 by 320 which is 0.21 then divide that by 100 or you could move the decimal 2 times to the right which makes it 21%
hope this helped!
also please tell me if I'm wrong
21% i think ! Please tell me if i’m wrong so i can correct myself. Best of luck!