What is the quotient of (2/3) divided by (8/9) minus (5/6)?
(2/3)除(8/9)减去(5/6)的差，商是多少？
<gadget id="calculator">8 / 9</gadget>
<output>8/9 = around 0.888889</output>

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">(8/9) - (5/6)</gadget>
<output>1/18 = around 0.055556</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">(1/18) / (2/3)</gadget>
<output>1/12 = around 0.083333</output>

<result>1/12 = around 0.083333</result>