If a:4=4:32, then a=how much.
如果a：4=4：32，那么a=多少．
<gadget id="calculator">4 * 4</gadget>
<output>16</output>

<gadget id="calculator">16 / 32</gadget>
<output>1/2 = around 0.5</output>

<result>1/2 = around 0.5</result>