There are 1,080 booths in one exhibition hall of the upcoming Shanghai World Expo. Calculated as one electronic screen for every 10 booths, 95 screens have been prepared. Do you know how many electronic screens need to be prepared?
在即将举行的上海世博会的一个展厅里有1080个展位，按照每10个展位一台电子屏幕计算，已经准备好95台，你知道还需要准备几台电子屏幕吗？
<gadget id="calculator">1_080 / 10</gadget>
<output>108</output>

<gadget id="calculator">108 - 95</gadget>
<output>13</output>

<result>13</result>