The sum of the minuend, the subtrahend, and the difference is 48, and the difference is (1/3) of the subtrahend. What is the difference?
被减数、减数、差的和是48，差是减数的(1/3)，差是多少．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 + (1/3) + 1 + (1/3)</gadget>
<output>8/3 = around 2.666667</output>

<gadget id="calculator">48 / (8/3)</gadget>
<output>18</output>

<gadget id="calculator">18 * (1/3)</gadget>
<output>6</output>

<result>6</result>