Xiao Lin's mother is 38 years old this year. Two years later, Xiao Lin's age will be 1/4 of his mother's age. How old is Xiao Lin this year?
小林的妈妈今年38岁，两年后小林的年龄是妈妈年龄的(1/4)，小林今年几岁？
<gadget id="calculator">38 + 2</gadget>
<output>40</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">40 * (1/4)</gadget>
<output>10</output>

<gadget id="calculator">10 - 2</gadget>
<output>8</output>

<result>8</result>