There is some rice in the school cafeteria. After eating it for 3 days (3/5), there are 60 kilograms left. How many kilograms of these rice are there?
学校食堂有一些大米，3天吃了(3/5)，还剩60千克，这些大米共有多少千克？
<gadget id="calculator">3 / 5</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">60 / (2/5)</gadget>
<output>150</output>

<result>150</result>