The school track and field team has 28 people, and the number of chorus members is less than that of the track and field team (5/7). How many people are there in the chorus team?
学校田径队有28人，合唱的人数比田径队少(5/7)，合唱队有多少人？
<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>

<gadget id="calculator">1 - (5/7)</gadget>
<output>2/7 = around 0.285714</output>

<gadget id="calculator">28 * (2/7)</gadget>
<output>8</output>

<result>8</result>