How many meters is 8m after increasing (1/4)?
8m增加(1/4)后是多少米．
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">8 * (1/4)</gadget>
<output>2</output>

<gadget id="calculator">2 + 8</gadget>
<output>10</output>

<result>10</result>