Mom bought a mobile phone, which was given a 25% discount. After the discount, the discount was 325 yuan. What was the original price of this mobile phone?
妈妈买了一台手机，这个手机是打七五折，打折以后优惠了325元，这台手机原来的价格是多少？
<gadget id="calculator">75 / 100</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 - (3/4)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">325 / (1/4)</gadget>
<output>1_300</output>

<result>1_300</result>