Calculation: (8/9)/(1/3)+(4/9)/(2/3).
计算：(8/9)/(1/3)+(4/9)/(2/3)．
<gadget id="calculator">8 / 9</gadget>
<output>8/9 = around 0.888889</output>

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

<gadget id="calculator">(8/9) / (1/3)</gadget>
<output>8/3 = around 2.666667</output>

<gadget id="calculator">4 / 9</gadget>
<output>4/9 = around 0.444444</output>

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

<gadget id="calculator">(4/9) / (2/3)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">(8/3) + (2/3)</gadget>
<output>10/3 = around 3.333333</output>

<result>10/3 = around 3.333333</result>