The store sells 16 boxes of ballpoint pens, 10 in each box, and each pen is 3 yuan. How much did it sell in total?
商店卖出16盒圆珠笔，每盒10枝，每枝3元．一共卖了多少元？
<gadget id="calculator">16 * 10 * 3</gadget>
<output>480</output>

<result>480</result>