Li Ming collected 63 stamps, more than Wang Hong (2/7). How many stamps did Wang Hong collect?
李明收集邮票63枚，比王红多(2/7)，王红收集邮票多少枚？
<gadget id="calculator">2 / 7</gadget>
<output>2/7 = around 0.285714</output>

<gadget id="calculator">1 + (2/7)</gadget>
<output>9/7 = around 1.285714</output>

<gadget id="calculator">63 / (9/7)</gadget>
<output>49</output>

<result>49</result>