In order to welcome the International Children's Day on June 1, the school has to plant colorful flags on both sides of the cement road in the school (both ends of the cement road must be inserted). This cement road is 240 meters long, and a colorful flag is inserted every 16 meters. How many sides should be prepared in total? Bunting?
为了迎接"六一"国际儿童节，学校要在校内水泥路的两旁插彩旗(水泥路两头都要插)，这条水泥路长240米，每隔16米插一面彩旗，一共要准备多少面彩旗？
<gadget id="calculator">240 / 16</gadget>
<output>15</output>

<gadget id="calculator">15 + 1</gadget>
<output>16</output>

<gadget id="calculator">16 * 2</gadget>
<output>32</output>

<result>32</result>