The sports school bought 4 boxes of footballs, 12 in each box, 9 yuan each, how much did it cost in total?
体育学校买了4箱足球，每箱12个，每个9元，一共花了多少钱？
<gadget id="calculator">12 * 4 * 9</gadget>
<output>432</output>

<result>432</result>