This year, mother's age is exactly three times that of Xiaofang's. Mother is 26 years older than Xiaofang. How old is Xiaofang this year?
今年，妈妈的年龄正好是小芳的3倍，妈妈比小芳多26岁，小芳今年多少．
<gadget id="calculator">3 - 1</gadget>
<output>2</output>

<gadget id="calculator">26 / 2</gadget>
<output>13</output>

<result>13</result>