Dongdong and Fangfang have a total of 50 stamps. After Dongdong gives Fangfang 8 stamps, the two have the same number. How many stamps did Fangfang have?
冬冬和芳芳共有50张邮票，冬冬给芳芳8张以后，两人就一样多了．芳芳原来有多少张邮票．
<gadget id="calculator">8 * 2</gadget>
<output>16</output>

<gadget id="calculator">50 - 16</gadget>
<output>34</output>

<gadget id="calculator">34 / 2</gadget>
<output>17</output>

<result>17</result>