A supermarket newly purchased 12 boxes of dishwashing liquid, each with 28 bottles, how many bottles of dishwashing liquid did the supermarket buy in total?
某超市新购进12箱洗洁精，每箱28瓶，这家超市一共购进洗洁精多少瓶？
<gadget id="calculator">12 * 28</gadget>
<output>336</output>

<result>336</result>