After Xiaojuan gave Xiaoying 3 candies, she still had 1 more candy than Xiaoying. It turned out that Xiaojuan had more candies than Xiaoying.
小鹃给小英3颗糖后，还比小英多1颗，原来小鹃比小英多多少颗．
<gadget id="calculator">3 + 3 + 1</gadget>
<output>7</output>

<result>7</result>