8-(7/(6-(5/(4-(3/(2-(1/2))))))).
8-(7/(6-(5/(4-(3/(2-(1/2)))))))．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">2 - (1/2)</gadget>
<output>3/2 = around 1.5</output>

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

<gadget id="calculator">4 - 2</gadget>
<output>2</output>

<gadget id="calculator">5 / 2</gadget>
<output>5/2 = around 2.5</output>

<gadget id="calculator">6 - (5/2)</gadget>
<output>7/2 = around 3.5</output>

<gadget id="calculator">7 / (7/2)</gadget>
<output>2</output>

<gadget id="calculator">8 - 2</gadget>
<output>6</output>

<result>6</result>