Xiao Lin is 10 years old this year, and his mother is 37 years old. Eight years later, how much older will his mother be than Xiao Lin?
今年小林10岁，妈妈37岁，8年后，妈妈比小林大多少岁．
<gadget id="calculator">37 - 10</gadget>
<output>27</output>

<result>27</result>