What is the quotient of the reciprocal of (2/3) divided by (2/3).
(2/3)的倒数除(2/3)，商是多少．
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">(2/3) / (3/2)</gadget>
<output>4/9 = around 0.444444</output>

<result>4/9 = around 0.444444</result>