A mobile phone factory produced 625,000 mobile phones in the first half of last year, and produced 20% more mobile phones in the second half of the year than in the first half. How many thousand mobile phones did this factory produce in total last year?
一家手机生产厂去年上半年生产手机62.5万部，下半年生产手机的数量比上半年多20%，这个厂去年一共生产手机多少万部？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">62.5 * (6/5)</gadget>
<output>75</output>

<gadget id="calculator">75 + 62.5</gadget>
<output>137.5</output>

<result>137.5</result>