(1/2)x-1=5, then (1/4)x=how much.
(1/2)x-1=5，则(1/4)x=多少．
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">5 + 1</gadget>
<output>6</output>

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">6 / (1/2)</gadget>
<output>12</output>

<gadget id="calculator">(1/4) * 12</gadget>
<output>3</output>

<result>3</result>