Wandelong Supermarket sold 24 kilograms of sugar in the afternoon, which was 1/5 more than in the morning. How many kilograms of sugar were sold in the morning?
万德隆超市下午卖出白糖24千克，比上午多了(1/5)，上午卖出白糖多少千克？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">24 / (6/5)</gadget>
<output>20</output>

<result>20</result>