Xiaoliang is 2 years older than Xiaoqiang, and 4 years younger than Xiaohua. If Xiaoqiang is m years old, Xiaohua is m+how old.
小亮比小强大2岁，比小花小4岁，如果小强是m岁，小花是m+多少岁．
<gadget id="calculator">2 + 4</gadget>
<output>6</output>

<result>6</result>