Master Wang has processed 100 parts, and 5 of them are unqualified. What is the pass rate of this batch of parts?
王师傅加工了100个零件，其中5个不合格，这批零件的合格率是多少．
<gadget id="calculator">100 - 5</gadget>
<output>95</output>

<gadget id="calculator">95 / 100</gadget>
<output>19/20 = around 0.95</output>

<gadget id="calculator">100 / 100</gadget>
<output>1</output>

<gadget id="calculator">(19/20) * 1</gadget>
<output>19/20 = around 0.95</output>

<result>19/20 = around 0.95</result>