There is a barrel of oil, 40% of it is poured out for the first time, and 24 kg is poured out for the second time, leaving 96 kg. How many kilograms of this barrel of oil are there?
有一桶油，第一次倒出40%，第二次倒出24千克，还剩96千克，这桶油原有多少千克？
<gadget id="calculator">24 + 96</gadget>
<output>120</output>

<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">120 / (3/5)</gadget>
<output>200</output>

<result>200</result>