A kind of repeater, the original price is 360 yuan, and the mall sells it with a 20% discount. How much can it be cheaper after the discount?
一种复读机，原价360元，商场打八折销售，打折后可以便宜多少钱？
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">1 - (4/5)</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">360 * (1/5)</gadget>
<output>72</output>

<result>72</result>