There is a fraction, the difference between the numerator and the denominator is 16, and the numerator is (1/3) of the denominator, the product of this fraction and how much is 1.
有一分数，分子与分母相差16，并且分子是分母的(1/3)，这个分数与多少相乘的积为1．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">16 / (2/3)</gadget>
<output>24</output>

<gadget id="calculator">(1/3) * 24</gadget>
<output>8</output>

<gadget id="calculator">16 / (2/3) / 8</gadget>
<output>3</output>

<result>3</result>