Calculation: (11/12)x-20%x=43.
计算：(11/12)x-20%x=43．
<gadget id="calculator">11 / 12</gadget>
<output>11/12 = around 0.916667</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(11/12) - (1/5)</gadget>
<output>43/60 = around 0.716667</output>

<gadget id="calculator">43 / (43/60)</gadget>
<output>60</output>

<result>60</result>