The output of a certain brand of mobile phones in the second half of the year is 1 million units, an increase of 25% over the first half of the year, and the annual output is tens of thousands of units.
某品牌手机下半年产量为100万台，比上半年增产二成五，全年产量为多少万台．
<gadget id="calculator">25 / 100</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">100 * (3/4)</gadget>
<output>75</output>

<gadget id="calculator">75 + 100</gadget>
<output>175</output>

<result>175</result>