A box of biscuits weighs 1200 grams, and the label says "net content 1 kg". Do you know how much the box weighs? how many kilograms
一盒饼干连盒重1200克，标签上印着"净含量1千克"，你知道盒子有多重吗？多少千克
<gadget id="calculator">1 * 1_000</gadget>
<output>1_000</output>

<gadget id="calculator">1_200 - 1_000</gadget>
<output>200</output>

<result>200</result>