A certain home appliance store sold 2 sets of electric fans yesterday morning, and sold 5 sets of the same electric fans at the same price in the afternoon. Knowing that the income in the afternoon is 630 yuan more than in the morning, how much is each electric fan?
某家电商场昨天上午卖出2台电风扇，下午又以同样的价格卖出同样的电风扇5台．已知下午比上午多收入630元，每台电风扇多少钱？
<gadget id="calculator">5 - 2</gadget>
<output>3</output>

<gadget id="calculator">630 / 3</gadget>
<output>210</output>

<result>210</result>