Calculation: 8.6-2.6x=80%
计算：8.6-2.6x=80%
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">8.6 - (4/5)</gadget>
<output>7.8</output>

<gadget id="calculator">7.8 / 2.6</gadget>
<output>3</output>

<result>3</result>