The (2/3) of Xiaoli's stamps is 30, how many stamps does Xiaoli have in total.
小丽邮票的(2/3)是30张，小丽共有邮票多少张．
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">30 / (2/3)</gadget>
<output>45</output>

<result>45</result>