There are 750 tons of goods in the warehouse, and 1/3 of all the goods are transported for the first time, and 40% of all the goods are transported for the second time. How many tons of goods are left in the warehouse?
仓库里有货物750吨，第一次运走全部货物的(1/3)，第二次运走全部货物的40%，仓库里剩下的货物多少吨？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

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

<gadget id="calculator">1 - (1/3) - (2/5)</gadget>
<output>4/15 = around 0.266667</output>

<gadget id="calculator">750 * (4/15)</gadget>
<output>200</output>

<result>200</result>