A container contains 2000 kg of apples, 1000 kg of pears and 4000 kg of oranges, and the weight of the container is 10 tons. Please calculate the mass of this container after loading fruit.
一个集装箱里装有2000千克苹果，1000千克梨和4000千克橘子，集装箱自重10吨．请你算算这个集装箱装水果后的质量是多少吨．
<gadget id="calculator">2_000 + 1_000 + 4_000</gadget>
<output>7_000</output>

<gadget id="calculator">7_000 / 1_000</gadget>
<output>7</output>

<gadget id="calculator">7 + 10</gadget>
<output>17</output>

<result>17</result>