(1/3) of a number is 2 less than (1/2) of this number, what is this number? Solve the equation.
一个数的(1/3)比这个数的(1/2)少2，这个数是多少？用方程解．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/2) - (1/3)</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">2 / (1/6)</gadget>
<output>12</output>

<result>12</result>