Calculation: 8-(2/3)/(1/4)-(4/3).
计算：8-(2/3)/(1/4)-(4/3)．
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(2/3) / (1/4)</gadget>
<output>8/3 = around 2.666667</output>

<gadget id="calculator">4 / 3</gadget>
<output>4/3 = around 1.333333</output>

<gadget id="calculator">8 - (8/3) - (4/3)</gadget>
<output>4</output>

<result>4</result>