A chicken farm raises 100,000 broilers, sells 1/5 of the total number for the first time, and sells 25% of the total number for the second time, how many thousands of chickens are left?
养鸡场养肉鸡10万只，第一次卖出总数的(1/5)，第二次卖出总数的25%，还剩多少万只鸡？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/5) - (1/4)</gadget>
<output>11/20 = around 0.55</output>

<gadget id="calculator">10 * (11/20)</gadget>
<output>11/2 = around 5.5</output>

<result>11/2 = around 5.5</result>