The printing factory needs to print 160,000 workbooks, which need to be completed within 3 days. All (3/8) of the first day are completed, and all (1/4) of the second day are completed. How many copies should be completed on the third day.
印刷厂要印刷16万本作业本，需要在3天内完成，第一天完成了全部的(3/8)，第二天完成了全部的(1/4)，第三天应完成多少本．
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

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

<gadget id="calculator">1 - (3/8) - (1/4)</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">16 * (3/8)</gadget>
<output>6</output>

<result>6</result>