Li Fang is 27 years younger than her father. This year, Li Fang's age is exactly that of her father (1/4). What is Li Fang's age this year?
李芳比爸爸小27岁．今年李芳的年龄正好是爸爸的(1/4)，李芳今年的年龄是多少岁．
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">27 / (3/4)</gadget>
<output>36</output>

<gadget id="calculator">36 - 27</gadget>
<output>9</output>

<result>9</result>