There are a total of 200 electric vehicles in a store, sold (7/10), how many are left.
某商店一共有200辆电动车，卖出(7/10)，还剩多少辆．
<gadget id="calculator">7 / 10</gadget>
<output>7/10 = around 0.7</output>

<gadget id="calculator">1 - (7/10)</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">200 * (3/10)</gadget>
<output>60</output>

<result>60</result>