There are 120 kg of rice in a bag, how many kg is left after eating 1/5 of the rice in the cafeteria?
一袋大米共有120㎏，食堂吃了这些大米的(1/5)，还剩多少㎏．
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">120 * (4/5)</gadget>
<output>96</output>

<result>96</result>