Calculation: (-(9/4))*((-2)**3+(8/9)-((2/3))**2).
计算：(-(9/4))*((-2)**3+(8/9)-((2/3))**2)．
<gadget id="calculator">9 / 4</gadget>
<output>9/4 = around 2.25</output>

<gadget id="calculator">-(9/4)</gadget>
<output>-9/4 = around -2.25</output>

<gadget id="calculator">(-2) ** 3</gadget>
<output>-8</output>

<gadget id="calculator">8 / 9</gadget>
<output>8/9 = around 0.888889</output>

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

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

<gadget id="calculator">(8/9) - (4/9)</gadget>
<output>4/9 = around 0.444444</output>

<gadget id="calculator">(-8) + (4/9)</gadget>
<output>-68/9 = around -7.555556</output>

<gadget id="calculator">(-9/4) * (-68/9)</gadget>
<output>17</output>

<result>17</result>