Xiao Ming and his father are 48 years old this year, how many years later he and his father will be 100 years old.
小明和他爸爸今年共有48岁，多少年后他和他爸共有100岁．
<gadget id="calculator">100 - 48</gadget>
<output>52</output>

<gadget id="calculator">52 / 2</gadget>
<output>26</output>

<result>26</result>