The original price of a coat in the store is 480 yuan. After the 20% discount, you can also give a profit of 50 yuan. How much is the actual cost of buying this coat?
商店里一件大衣原价480元，出售时打八折后，还可以再让利50元，购买这件大衣实际只需多少元？
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">480 * (4/5)</gadget>
<output>384</output>

<gadget id="calculator">384 - 50</gadget>
<output>334</output>

<result>334</result>