Simple calculation: (2/3)*(3-(3/11)-(8/11)).
简便计算：(2/3)*(3-(3/11)-(8/11))．
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">3 / 11</gadget>
<output>3/11 = around 0.272727</output>

<gadget id="calculator">8 / 11</gadget>
<output>8/11 = around 0.727273</output>

<gadget id="calculator">3 - (3/11) - (8/11)</gadget>
<output>2</output>

<gadget id="calculator">(2/3) * 2</gadget>
<output>4/3 = around 1.333333</output>

<result>4/3 = around 1.333333</result>