A hiking leather shoe factory randomly inspects 200 pairs of leather shoes, and 198 pairs are qualified. What is the passing rate?
远足皮鞋厂抽检200双皮鞋，合格的有198双，合格率是多少．
<gadget id="calculator">198 / 200</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>