For Xiaoxin’s birthday, she bought a square cake with a circumference of 48 cm. Insert a candle every 4 cm on the side of the cake. How many candles are needed in total?
小新过生日，买了一个正方形蛋糕，周长是48厘米，在蛋糕的边上每隔4厘米插一根蜡烛，共需多少根蜡烛．
<gadget id="calculator">48 / 4</gadget>
<output>12</output>

<result>12</result>