Xiaoxiao wants to call her aunt's mobile phone, but only remembers the number is 1380553679*, but she can't remember the last number. What is the possibility of Xiaoxiao dialing her aunt's mobile phone number once?
笑笑要拨打姨妈的手机，只记得号码是1380553679※，最后一个数字不记得了，笑笑一次就拨对姨妈手机号码的可能性是多少．
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<result>1/10 = around 0.1</result>