Xiaohua bought a toy car. The original price was 240 yuan. Now it is on sale at a 20% discount. How much is Xiaohua paying less?
小华买了一辆玩具车，原价是240元，现在打八折出售，小华少付多少元．
<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">240 * (1/5)</gadget>
<output>48</output>

<result>48</result>