If a number is reduced by (1/3), the result is 16. What is the number?
一个数减少它的(1/3)，结果是16，这个数是多少．
<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>

<result>24</result>