Congcong originally had 72 stamps. After she gave (1/6) to Mingming, they both had the same number of stamps. Do you know how many stamps Mingming originally had?
聪聪原来有72张邮票，她把(1/6)送给了明明后，两人的邮票就同样多，你知道明明原来有多少张邮票吗？
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">72 * (1/6)</gadget>
<output>12</output>

<gadget id="calculator">72 - 12 - 12</gadget>
<output>48</output>

<result>48</result>