A watermelon is divided into 5 pieces on average, Lingling ate 3 pieces, Qiangqiang ate 2 pieces, how much of the watermelon did they eat together?
一个西瓜平均分成5块，玲玲吃了3块，强强吃了2块，两人一共吃了西瓜的几分之几？
<gadget id="calculator">3 + 2</gadget>
<output>5</output>

<gadget id="calculator">5 / 5</gadget>
<output>1</output>

<result>1</result>