 <translate> The amount of the discount is 20 / 100 * $90 original price = $18. Charlotte needs to bring the $90 - $18 discount = $72. <yor> Iye owó tí wọ́n fi pa owó náà jẹ́ 20 / 100 * $90 iye tí wọ́n kọ́kọ́ san = $18. Charlotte ní láti mú $90 - $18 ìyípadà = $72. 