Xingfu Village has 185 computers this year, which is 15 fewer than last year. What percentage is this year's reduction compared to last year?
幸福村今年拥有电脑185台，比去年减少15台，今年比去年减少了百分之几？
<gadget id="calculator">185 + 15</gadget>
<output>200</output>

<gadget id="calculator">15 / 200</gadget>
<output>3/40 = around 0.075</output>

<result>3/40 = around 0.075</result>