What is 1% of 15?
15的1%是1的多少．
<gadget id="calculator">1 / 100</gadget>
<output>1/100 = around 0.01</output>

<gadget id="calculator">(1/100) / 1</gadget>
<output>1/100 = around 0.01</output>

<gadget id="calculator">15 * (1/100)</gadget>
<output>3/20 = around 0.15</output>

<result>3/20 = around 0.15</result>