A total of 200 people take a math test, and the passing rate is 97%, how many people fail in total?
一次数学测试共有200人参加，及格率是97%，则不及格的共有多少人．
<gadget id="calculator">97 / 100</gadget>
<output>97/100 = around 0.97</output>

<gadget id="calculator">1 - (97/100)</gadget>
<output>3/100 = around 0.03</output>

<gadget id="calculator">200 * (3/100)</gadget>
<output>6</output>

<result>6</result>