The school art group has 190 people active today, and 10 people ask for leave. What is the attendance rate today?
学校艺术小组今天有190人活动，10人请假，今天的出勤率是多少．
<gadget id="calculator">190 + 10</gadget>
<output>200</output>

<gadget id="calculator">190 / 200</gadget>
<output>19/20 = around 0.95</output>

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

<gadget id="calculator">(19/20) * 1</gadget>
<output>19/20 = around 0.95</output>

<result>19/20 = around 0.95</result>