The number of parts produced by a certain parts factory in March is 87.5% of that in February, so how much less are the parts produced by this factory in March than in February?
某零件厂三月份生产的零件个数是二月份的87.5%，那么这个厂三月份生产的零件个数比二月份少多少．
<gadget id="calculator">87.5 / 100</gadget>
<output>0.875</output>

<gadget id="calculator">1 - 0.875</gadget>
<output>0.125</output>

<result>0.125</result>