Xiaogao and Xiaoju each have some money. After Xiaogao gives 3/5 of his own money to Xiaoju, Xiaoju gives 1/4 of his own money to Xiaogao. At this time, they each have 300 yuan. How much money does Little Plateau have?
小高和小居各有一些钱，小高拿出自己钱的(3/5)给小居后，小居又拿出自己钱的(1/4)给小高，这时两人各有300元．小高原有多少元钱？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">300 / (3/4)</gadget>
<output>400</output>

<gadget id="calculator">400 * (1/4)</gadget>
<output>100</output>

<gadget id="calculator">300 - 100</gadget>
<output>200</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">200 / (2/5)</gadget>
<output>500</output>

<result>500</result>