Dongdong's family bought a bag of flour, weighing 25 kilograms, and ate (3/5), how many kilograms did you eat?
东东家买来了一袋面粉，重25千克，吃了(3/5)，吃了多少千克？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">25 * (3/5)</gadget>
<output>15</output>

<result>15</result>