It's simple. You multiply $400 by 20% then add the number you get to $400.
400*.20=
Add the number you get from that back to 400 and that is your answer.
$480
It's simple. You multiply $400 by 20% then add the number you get to $400.
400*.20=
Add the number you get from that back to 400 and that is your answer.
$480