Find the pattern: (1/2), (3/4), (9/8), how much.
找规律：(1/2)、(3/4)、(9/8)、多少．
<gadget id="calculator">9 * 3</gadget>
<output>27</output>

<gadget id="calculator">8 * 2</gadget>
<output>16</output>

<gadget id="calculator">27 / 16</gadget>
<output>27/16 = around 1.6875</output>

<result>27/16 = around 1.6875</result>