There are 12 bags per box of a beverage. The retail price is 5 yuan per bag, and the wholesale price is 48 yuan per box. If you wholesale this kind of beverage, how much cheaper per box?
一种饮料每箱有12袋．零售每袋5元，批发价每箱48元．如果批发这种饮料，每箱可便宜几元？
<gadget id="calculator">12 * 5</gadget>
<output>60</output>

<gadget id="calculator">60 - 48</gadget>
<output>12</output>

<result>12</result>