4 times of a number is (1/4), what is the 16 times of this number.
一个数的4倍是(1/4)，这个数的16倍是多少．
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(1/4) / 4</gadget>
<output>1/16 = around 0.0625</output>

<gadget id="calculator">(1/16) * 16</gadget>
<output>1</output>

<result>1</result>