To produce a batch of parts, 495 parts passed the inspection and 5 failed. What is the pass rate?
生产一批零件，经检验合格的有495个，5个不合格，合格率是多少．
<gadget id="calculator">495 + 5</gadget>
<output>500</output>

<gadget id="calculator">495 / 500</gadget>
<output>99/100 = around 0.99</output>

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

<gadget id="calculator">(99/100) * 1</gadget>
<output>99/100 = around 0.99</output>

<result>99/100 = around 0.99</result>