After processing a batch of parts, 97 parts pass the inspection and 3 fail. What is the pass rate?
加工一批零件，经检验有97个合格，3个不合格，合格率是多少．
<gadget id="calculator">97 + 3</gadget>
<output>100</output>

<gadget id="calculator">97 / 100</gadget>
<output>97/100 = around 0.97</output>

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

<gadget id="calculator">(97/100) * 1</gadget>
<output>97/100 = around 0.97</output>

<result>97/100 = around 0.97</result>