The school cafeteria bought 1,500 kilograms of rice, and 60% of it was used in the first 5 days. How much rice is left?
学校食堂买来1500千克大米，前5天就用了60%，还剩下多少大米？
<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1_500 * (2/5)</gadget>
<output>600</output>

<result>600</result>