Uncle Li’s family has 172 black rabbits, and the number of black rabbits is 75 more than that of white rabbits. How many white rabbits does Uncle Li’s family have?
李大爷家有黑兔172只，黑兔的只数比白兔多75只，李大爷家有白兔多少只？
<gadget id="calculator">172 - 75</gadget>
<output>97</output>

<result>97</result>