The number of people participating in the mathematics competition was 88, 10% more than the number of people participating in the calligraphy competition. How many people participated in the calligraphy competition?
参加数学竞赛的人数有88人，比参加书法比赛人数多10%．参加书法比赛的有多少人？
<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 + (1/10)</gadget>
<output>11/10 = around 1.1</output>

<gadget id="calculator">88 / (11/10)</gadget>
<output>80</output>

<result>80</result>