The father is 32 years old this year, 5 years older than the son's age three times, how old is the son this year?
爸爸今年32岁，比儿子的年龄的3倍还大5岁，儿子今年多少岁？
<gadget id="calculator">32 - 5</gadget>
<output>27</output>

<gadget id="calculator">27 / 3</gadget>
<output>9</output>

<result>9</result>