Xiaofang is 5 years old this year. Three years later, Teacher Li in Xiaofang Kindergarten is 20 years older than Xiaofang. How old is Teacher Li?
小芳今年5岁，3年后，小芳幼儿园的李老师比小芳大20岁，李老师今年多少岁？
<gadget id="calculator">20 + 5</gadget>
<output>25</output>

<result>25</result>