Teacher Liu took 600 yuan to buy footballs, and 225 yuan was used to buy 3 footballs. According to this calculation, after buying 5 footballs, how much money is left?
刘老师带600元去买足球，买3个足球用去225元．照这样计算，买5个足球后，还剩多少元？
<gadget id="calculator">225 / 3</gadget>
<output>75</output>

<gadget id="calculator">75 * 5</gadget>
<output>375</output>

<gadget id="calculator">600 - 375</gadget>
<output>225</output>

<result>225</result>