There are 140 people in the first workshop of a certain factory, and the number of people in the second workshop is 20% less than that in the first workshop. How many people are there in the first and second workshops?
某厂一车间有140人，二车间人数比一车间人数少20%．一，二车间共有多少人？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">140 * (4/5)</gadget>
<output>112</output>

<gadget id="calculator">112 + 140</gadget>
<output>252</output>

<result>252</result>