Xiaohong, her father and mother ate a watermelon weighing 2 kilograms equally. Each person ate ((())/(())) of this watermelon, how many kilograms each person ate.
小红、爸爸和妈妈平分吃了一个重2千克的西瓜，每人吃这个西瓜的((())/(()))，每人吃多少千克．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 / (1/3)</gadget>
<output>3</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<result>2/3 = around 0.666667</result>