The children share candy, 2 yuan per person, then there is 12 yuan left; 3 yuan per person, there is still 2 yuan left. So how many children are there?
小朋友分糖，每人2块，则余12块；每人3块，则还差2块．那么有小朋友多少人．
<gadget id="calculator">12 + 2</gadget>
<output>14</output>

<gadget id="calculator">3 - 2</gadget>
<output>1</output>

<gadget id="calculator">14 / 1</gadget>
<output>14</output>

<result>14</result>